Difference Between 80w90 And 85w90 Gear Oil


GL-5 is a formal API standard for this type of oil (comparable to MIL-L-2105B/C/D) > The book is telling me to use Non-Hypoid gear oil 80W or >80W/90 on the manual transmission and GL-5 hypoid gear oil 90W on >the rear axle. I can't find any 85W-90 gear oil at any of the local auto parts stores. Do you think the difference between 75w90 and 80w90 is going to be that great? And, $70 seems a bit steep for 4L of fluid. Save money. Gear oils have needed improving for years, especially in the high performance industry. I have one bottle left over from another vehicle - might as well use it. Rare exceptions are those transaxles where the crownwheel and gearbox share the same lubricant. auto gear oil 1964 was the year that Evinrude and Johnson switched to 50:1 and the oils weren't as good then. As a lot of others I use 80w90 but you'd be fine with the 40w if you prefer. Just wondering if the product below would be sufficient. It's 30 minutes and $20. Silicone compounds like PDMS are used as an anti-foaming agent for pump oil. View Details & Buy. Going to 75W-85 was a fuel-economy-boosting endeavor. AMSOIL Severe Gear 75W-90 is designed to replace, 75W-90, 75W-85, 80W-90, SAE 80 or SAE 90 gear oils. Ie, for all intents and purposes 75W90 and 80W90 are interchangeable. Castrol EP 90 is a premium gear lubricant possessing enhanced synchronizer compatibility and providing increased transmission protection. 0% shear loss: Unshearable oil film in extreme. Below are the oil and grease maintenance tables for equipment lubrication involving grease and oil for Kubota products. swing gearboxes. Valvoline ™ High Performance Gear Oil is a high quality lubricant to keep your vehicle running in great condition and avoid loss of corrosion protection. I just read the Yamaha YP250 service manual as it pertains to transmission oil changes. Lucas Oil Products 85W140 HD Gear Oil 1 Quart. Although an EP oil is. I also used a. Im getting ready to change the oil in my transfer case and front diff. * The impact of the lubricant on the environment of the gear, in the event of leakage : biodegradability properties , suitability for incidental food contact or non-staining are necessary. Nearly all motorcycle manufacturers specify engine oil for gearboxes. I have 9K on my 2010 and want to swap out the gear oil soon. High-quality lubricants certified to meet OEM cleanliness requirements. front diff: Genuine NISSAN Differential Oil Hypoid Super GL-5 80W-90 or API GL-5*1 - (GL-5 gear oil which cant be used in manual boxes) rear diff: Genuine NISSAN Differential Oil Hypoid LSD GL-5 80W-90 or equivalent (GL-5 LSD oil) Where footnote one is: For further details, see “SAE viscosity number”. Can I mix it with manual transmission oil 75w90? Does the manual transmission oil have any weird additives in it, or is it just 75w90 gear oil? You are fine to mix the two I'd think. Is there much of a difference between these two. 3 cST 75W-140 Severe Gear- 27. Rear axle additives are designed for use in limited slip differentials which are normally installed in cars. Studies have shown that Quicksilver High Performance synthetic blend gear lube outperforms automotive gear oil in marine applications. AMSOIL 0W-30, 5W-30 and 10W-30 synthetic motor oils are ALL 30 weight oils. These oils are called multigrades and they are designated by two numbers and the letter "W" (SAE 75W-90, SAE 80W-90, SAE 85W-140 etc. An interesting response in the thread was that Ford uses 75W-90 for fuel economy over 80W-90, and that the difference in the weight has little to do with axle load or anything else. They just neglected to change the owners manuals back. The 80w90 gear oil can be used in extreme pressure conditions and as a lubricant for non-synchronized manual transmissions in heavy duty trucks or buses. the car is consuming too much oil, the dashboard displays oil is ok but when oil dipstick is checked it is almost dry, any advice will be much. thats where the Centralized Hilliard Clutch is, some say to use a synthetic auto transmission fluid in the front diff. 80W90 Heavy Duty EP Gear Lube - 5 Gallon / 18 Liter. Synthetic compressor oils for long-term performance under high temperatures. Common additive difference between pump and regular motor oil will be: Magnesium sulfonate is used as a detergent additive for motor oil. its not that big of a. Engineered for performance in heavy-duty commercial transmissions, axles and final drives where extreme pressures and shock loading are expected. Lucas lubricants have a reputation as simply being a quick fix, delaying costly repairs. Performance, Features & Benefits · Superior load carrying ability The EP additives contained in Shell Spirax S4 AX 80W-90. Since the oil at my dealer is much higher, I would like to simply purchase some differential oil at my local parts store. Online Store. GEAR OIL GL-5 exhibits excellent oxidation stability due to an optimal formulation of base oils and the extreme- pressure agents and other additives under demanding conditions for long periods of time. Oil Type : Fully Synthetic Oil. And based on Mazda specs, the gear oil capacity for front transfer case on gen-2 CX-5 is 0. What is the difference between SAE 80w-90 and SAE 90?. The main difference between GL-4 and GL-5 gear oils is the amount of EP additives. Yet the TRS27 calls for grease. Re: Marine gear oil vs. Numbers of 60 and higher indicate gear oil while lower numbers indicate engine oil. Do not use 80w-90 GL-5. 80w-90 for the trans/transfer and rears and 10W-30 for the engine on these old machines it dosent seem to matter too much, because its way better lube than they would have had back in the day on an other note i have used rotella 15w-40 diesel oil in my jeeps as well they like it just fine. Castrol EPX gear oils are MIL-L-2105 spec, I'm sure many others are too. But considering that $13. Does it mainly come down to preference? I have used 80w90 with no problems. Extreme pressure (EP) additives allow for use with hypoid gears and friction modifiers are included for use with limited-slip differentials. but it is SAE 80W-90. rich: Yiddil. As a lot of others I use 80w90 but you'd be fine with the 40w if you prefer. Thanks, I appreciate your response. GL1 is the lowest level of performance and is only used in vintage transmissions. Please try again. Product - Valvoline High Performance 80W-90 Gear Oil - 1 Quart. They just neglected to change the owners manuals back. Oil "flow" is to the cup at the clutch end of the output shaft, through the hollow shaft to the individual oiling holes for each gear. † Rust and corrosion protection — Effective inhibitor package protects against rusting or corrosion of gear and bearing surfaces. This rating relates to the additives in the gear fluid designed to stop metal-on-metal contact between the gears. To better understand, in a 5W-30 oil, the "W" stands for winter performance. RED LINE HIGH-PERFORMANCE GEAR OIL is a full-synthetic formula blended with ester base stocks for shear stability, less gear noise and more consistent viscosity in warm and cold temperatures. Iso Vg 68 Gear Oil. Economical in use due to long life characteristics. Hey thanks guys, that's real helpful. 4 a couple of months ago. The base oil blend is much lighter, so this means your gear oil will get significantly thinner over time. BTW the reason GL5 gear oil or "Hypoid" gear oil literally smells like hell is the sulfur that is required to accommodate the sliding motion of the ring and pinion. I am running the Amsoil Severe Gear oil 75-90 in the diff now. What type of gear oil should I use for my 2003 Toyota Tacoma?im going to say 80-90 gear lube but contact your local parts store to make sureWhat type of gear oil should I use for my 2003 Toyota Tacoma?i have a 2000 toyota tacoma with the 2. Product - Valvoline High Performance 80W-90 Gear Oil - 1 Quart. When the going gets tough You need a motor oil you can count on. RED LINE MT-90 HIGH-PERFORMANCE GEAR OIL is a full-synthetic ester-based lubricant designed for use in manual transmissions and front-wheel-drive transaxles. Now should I replace the Gear Oil or not considering above?. Generally thinner oils help the shifting and thicker oils hinder the shifting. Semi Synthetic 2 Stroke Oil. Guarantees the greatest safety reserves under critical conditions. The tailored additive system in Mobil 1 full synthetic oils gives the additional performance benefits above and beyond those found with synthetic blend oils. Dear Forrest, I just thought I'd write you a note letting you know about some of the things we have noticed using your oil products. 80W-90 is what you want. The Difference between GL-4 and GL-5 Gear Oils by Richard Widman Revision 1-2016 The original target audience for this paper was my group of friends in the Corvair world, but it applies to all cars and is particularly important for all classic cars. bonjo The service data for my RAV asks for 80w-90 or 90 for both the transfer & rear diff (no LSD) oil. That's the main difference and as far as using one in place of the other it's not a problem as long as it's the correct spec. As for the RedLine Gear Lube, I like the 75W90 NS as opposed to the regular 75W90 RedLine. Waste Hauling-Does Your New Oil Meet The Third Spec; Oil and Gas SVCS - The impact of dirty oil; Industrial. Madjik Man you may be absolutely correct when speaking about synthetics, I can't really comment. Axle, gear and transmission fluids lubricant product. The Lucas 80W-90 Gear Oil is formulated with special anti-wear and anti-seize agents not found in common gear oils. Mobil Delvac 1 Gear Oil 75W-90 is a fully synthetic drivetrain lubricant engineered to meet very demanding extended drain and warranty requirements. Remember when Mobil 1 said you could go 25,000 miles between oil changes with synthetic oil?. 75w90 vs 80w90 75w90 vs 80w90. API Specification Gear Oil. In the chart on the right-hand side you can see that the 80W-90 gear oils on the market today are thinner than the thinnest SAE 90. Most of the engines of modern cars and bikes have specific requirements. Available in : 1 Litre 20 litres. Coolant that can take the heat. Additionally, if work or repairs are being done to the gear case, it is a good time to change the gear oil. Valvoline ™ High Performance Gear Oil is a high quality lubricant to keep your vehicle running in great condition and avoid loss of corrosion protection. In other words, a 80w-90 gear oil is much “thicker” than a 5w-30 engine. I have 9K on my 2010 and want to swap out the gear oil soon. 9 TDI Quaker State Diesel Plus 98-06 1. Would it be beneficial for me to use the 85W-140 weight oil over the 80W-90 in my S10 that has some ring gear wear ? I know I asked this in another post (after being a little long-winded), but I need to get this thing put back together. In fact almost no manufacturers make synthetic 80w-90. Shell Spirax S4 AX 80W-90 Heavy Duty Automotive Gear Oil Shell Spirax S4 AX 80W-90 is an extreme-pressure (EP) automotive hypoid gear oil designed to exceed the latest performance standards for heavy duty, severe service. Lots of misc. 6cSt and 25W at 9. Also in the Frequency Column, it is given to Inspect only for i20/Elite i20/i20 Active. Shop for 85W-140 Gear Oil at Walmart. Shell Omala S2 G 220 provides superior protection from water, corrosion and wear in high load-carrying bearings and gears. However, within time, by not cleaning the gears, old oil can turn into a dirt consistency and cause the gears to slow down. Furthermore, an important difference between mineral and synthetic oil is that the mineral oil has comparatively inferior lubrication ability whereas synthetic oil superior lubrication compared to mineral oil. The differences between gear oil grades When shopping for the right gearbox oil, it’s a good idea to understand gear oil grades. 159 views today. As the cars put out more power (155 Hp), additional ribbing was put on the tranny case, and different materials were used for the gears. Lucas Synthetic Gear Oil. Excellent chemical and thermal stability permitting use up to bulk oil temperature of 150 degree celsius. I have NO objection to Castrol 80W90 GL5 oil in NON-synthetic; NOR do I have any objection to any of Spectro's GL5 rated gear oils, in appropriate SAE viscosities. Loading Price. Gear oils have needed improving for years, especially in the high performance industry. oil comparison chart gear oils ocoma castrol shell bp caltex valvoline mobil fuchs mastergear 7590 vmx 80 spirax gx 80w energear easyshift duragear mobilube xhp titan gear rx 80 75w90 gl-5 75w80 gl-4 easy shift 75w90 gl-4 75w85 gl-5 75w90 gl-4 gl-4 75w85 gl-4 (semi-synth) mastergear 8090 epx 80w90 gl-5 spirax ax hypogear thuban gl-5 hp gear oil mobilube hd titan gear hyp 8090. It is a pink gear oil formulated with high levels of anti-wear chemistry like zinc and phosphorus friction modifiers. So-all this time I've been pumping 80W90 through my Brown-Lipe I've been wrong ;As bad as the input seal leaks with gear oil,I'm thinking with 50Wt. 1 Park the Troy-Bilt tiller on a flat and level work surface. It contains extra sulfur additives to combat the higher loads seen in hypoid gear sets in rear axles. I still wonder why Guzzi recommends two different viscosity oils for gear box and cardan (85W90 & 80W90). At stabilized conditions the difference between the oil sump temperature and room temperature is an indication of the power losses in the gearbox, allowing the ranking of the tested gear oils. Make sure all items on the. The main difference between GL-4 and GL-5 gear oils is the amount of EP additives. SAE 90 gear oil Im changing all the fluids on my new (to me) Farmall m, the manuel calls for SAE 90 for the transmission but its very expensive and difficult to find, I was told i could use 85w-140 can anyone explain the difference and if its safe to use the 85x-140?. This is why transmission fluid change is recommended regularly along with engine oil changes. Re: 88 OMC Cobra drive gear oil? I have an 87 3. Is there really that much of a difference between 75w90 and 80w90???? It doesn't seem like a lot, but I just don't know I went a round or two with the local dealerships about this one last fall as 80w90 is great for the mid to southern states but at -45C northern Canada temperatures 80w90 oil is grease and doesn't provide much lubricity. An outboards' gear case does not warm up, as it is water cooled, and requires a lighter weight oil. Toyota Fortuner Differential Oil. Valvoline High Performance 80W-90 Gear Oil - 1 Quart. 85-140w is good for lubrication down to -10* where 75-140 is good to -40. GL-5/MT-1 gear oil is no safer to copper-alloy synchronizers or thrust washers than non-MT-1 GL-5 gear oil is; gearboxes containing any copper-alloy (copper, brass, bronze) parts REQUIRE a true GL-4 lubricant and should never be filled with any GL-5 oil. Non-detergent oil focuses on reducing the temperature of an engine, but it does not combat sludge. Meets SAE 80W-90 and API GL-5. Guarantees the greatest safety reserves under critical conditions. I need Hypoid SAE 80 gear oil for the front differential of my ATV. Base ISO grades are calculated when the oil is at a temperature of 40 degrees C (104 degrees F) and raising or lowering the temperature of the material will alter the oil's resistance to movement such as flow. Gear oils keep gears lubricated to reduce friction between them and help prevent wear and tear. Oil Type : Fully Synthetic Oil. The Toyota LSD-TL gear oil provided by Dealer is only for 2008 and newer per service bulletin T-SB-0118-08 July 25 2008. Always use a high-quality oil of this kind. 7 spec) but he said 80W-90 meets the requirements - I ask if the fully synthetic 75W-90 (Mobil 1 , etc. I bought an 8oz bottle for $7(scam) I was at an auto parts store and a 32oz bottle was $4. 5w - Medium-Light. 38 - 29% off is a possible price to sell but they may charge more for shipping. I will explain the viscosity differences below. It is also suitable for use in other truck, passenger car, commercial vehicle and earthmoving applications where SAE 85W-90 or SAE 90, API GL-5 is specified. Because the viscosity of oil and other liquids is dependent upon temperature, the ISO grade is only applicable at a specific temperature. This additive coats the gears and wears off as they rub against each other. It is suitable for use in vehicles where the VW 504. Transmissions without wet clutches and final drives require different oil that provides the lubrication needed for the sliding motion of the hypoid gears. Yes it can. Thanks Rifledriver. The Shell Spirax range of axle, gear and automatic transmission fluids offer proven protection, including the latest synthetic oils that deliver exceptional wear, pitting, bearing-failure and corrosion protection for heavy-duty axles, transmissions and gears operating under highly stressed conditions. Do you think the difference between 75w90 and 80w90 is going to be that great? And, $70 seems a bit steep for 4L of fluid. A manual transmission won't usually contain hypoid gears, so it doesn't need an EP oil. Nearly all motorcycle manufacturers specify engine oil for gearboxes. Lubricant Cross Reference. the only difference between the oil is the thickness. I can't find this stuff anywhere! I have found it in 75W-90 Valvoline synthetic and I have found 80W-90 in regular dino oil but not 75W-90 in dino oil. What is a differences between 80w90 and 85w140 in gear oil? Which one has the thicker viscocity? thanks Scratch Pirate4x4. Posted: Sat Jun 02, 2012 2:59 pm Post subject: 85W-140 vs. Myth # 1 is the claim that you don’t have to change Synthetic oil as often as regular motor oil. I am asking because 85w90 oil is $3 a quart and 80w90 is between $7 and $10 a quart. Though originally most Muncie, Super T-10, and T-10 units came from the factory with 75W90 conventional gear lube, it is becoming very hard to find 75W90 conventional in the modern era – 80W90 and 85W90 are. auto gear oil 1964 was the year that Evinrude and Johnson switched to 50:1 and the oils weren't as good then. its not that big of a. Ford changed the spec from 80w90 to 75w140 a few years ago for the 8. The classifications are listed here in order of increasing thickness: SAE 75W, SAE 80W, SAE 85W, SAE 90, SAE 140, SAE 250. Similar to motor oils, the numbers are pretty easy to read. Formulated to minimize wear and promote long life for gears, bearings and seals. Hey hope all is well with everyone. I happen to run amsoil synthetic marine gear oil, which I believe would also fit your application. Type of oil: 90W OR 85W90 GL-4. The kinematic viscosity of '90' gear oil at 100 °C is between 13. However, as is always the case. What exactly is the difference between a GL1 and GL4 oil? Delo Gear Lubric ESI 80W-90 GL5 2A Claret Red Red Line NS Gear Oil 75W-90 GL5 1B Dark Orange. Depends on setup more than oil always raise car and warm driveline with engine! The difference between ignorance and stupidity. - They use Quaker State 80W90 conventional gear oil for front and rear differentials on the ML320 - I pointed out that the service manual says 85W-90 is needed ( 235. Applicable for on-highway light and heavy-duty trucks, buses, vans and cars. what oil to give them for the instal…. 20w50 4 Stroke Oil. Car A Rac presents recommended by manufacturers oil types. I would have sworn it was a rear wheel drive, the fluid was thick, black, and nasty. I would think your oil change interval would be reduced by half, so 50k miles instead of 100k. thats where the Centralized Hilliard Clutch is, some say to use a synthetic auto transmission fluid in the front diff. the car is consuming too much oil, the dashboard displays oil is ok but when oil dipstick is checked it is almost dry, any advice will be much. Gear Oil 80W-90 is a premium mineral automotive gear oil manufactured with modern extreme pressure additives and friction modifiers, meeting the requirements of API GL-5/6 and MT-1, as well as many other manufacturer specifications. s Dino / mineral oils are fine, no need to use syn but thats a personal choice. Once it breaks free, the top bolt you left on will keep the cover from falling while the gear oil drains into the oil catch pan. If you need an 80w90 gear oil GL4 we can make it for you. There is a problem adding to cart. You will see oil viscosity measurement in lube articles stated in kinematic (kv) and absolute (cSt) terms. However the flow dynamics are substanitally different. Castrol EPX gear oils are MIL-L-2105 spec, I'm sure many others are too. As TD said, the marine oil is specifically made to deal with water intrusion, but yes the base oil is the same, trust me, you won't be saving any money. We use Mobil oils - the viscosity of a TO-4 SAE50 oil is 18. Some folks choose the more commonly available GL-5 oil, so use what you want. Product - Valvoline High Performance 80W-90 Gear Oil - 1 Quart. Add to Cart Add to Cart. American market). Harley Davidson Oil Filters and Oil Specs. Asked in Auto Parts and Repairs , Oil and Oil Filters , Chevy Silverado. Putting the right oil into your gearbox or differential is the difference between a jarring or grinding experience and a smooth and slick ride. 75 weight and 85 weight. The friction generated between its internal gears and its housing are what allow this type of differential to function. hi, I just bought some gear oil for my ATV. 75w90 vs 80w90 75w90 vs 80w90. Isn't there a fundamental difference between hydraulic fluid and gear oil? I would think that Hyd Fluid is made for the transmission of pressure with any lubricating function secondary. Engine oil has to provide sufficient lubrication between fast moving parts of the modern engines Engine oil should maintain its uniform layer between the moving parts even when it is subjected to extreme pressure and temperatures. There is a problem adding to cart. Registered User : Join Date: Jun 2006. This is achieved by incorporating high concentration of sulfurized additives. Jump to page: Results 1 to 10 of 25 I don't know about your tractor. about 6mths ago i changed the deefer transfer case , rear diff (salisbury) and front diff from 90 grade gear oil to 85/140 mobil gear lube. Car A Rac presents recommended by manufacturers oil types. Please try again. 4 a couple of months ago. -Sleeve pushes on inserts. Transmission fluid also cools but is required of auto transmissions alone and Power steering pumps as it has hydraulic fluid characteristics not needed in a manual and a manual has a higher stress level therefore a auto transmission fluid wont work (for long). As the cars put out more power (155 Hp), additional ribbing was put on the tranny case, and different materials were used for the gears. Multi Purpose Gear Oils SAE 85W90, 85W140 Read More Transmission Fluids. Gear units. I need Hypoid SAE 80 gear oil for the front differential of my ATV. In the USA the 240SX came as the following: - S13 chassis - 1989-1994 There was a coupe and a hatchback version. 80w90's are dino oil. You could actually use a synthetic 75W-140 if you could find it in a GL-4. Red Line Synthetic Oil. (Replaces EPX 80W). AXLE EPX 80W-90. Posted: Sat Jun 02, 2012 2:59 pm Post subject: 85W-140 vs. As dieselpwr said, it's preferable for the hydraulic system, too. Buy Mercury 92-858064K01 Marine SAE 90 High Performance Gear Lube, 1 quart at Walmart. Difference between GL4 & GL5. The viscosity level on gear oil is much higher than normal engine oil to make sure gears don't grind against each other. The difference between the 80W90 and 75W140 is the film strength of the oil. STEERING BOX: As needed. GL-5 SAE 75W-140LS GEAR OIL; VP Hi-Performance Full SYN. 3 cST 75W-140 Severe Gear- 27. Excellent chemical and thermal stability permitting use up to bulk oil temperature of 150 degree celsius. I would not use the 75W-90 Synthetic Gear Oil in the front diff. For reliable, long lasting performance of your Kubota equipment, choose Kubota Genuine Products. Made with anti-wear additives and corrosion inhibitors, it protects gear and bearing surfaces to reduce wear and tear. Hey hope all is well with everyone. Remember, you can never change. Mobil Delvac 1 Gear Oil 75W-90 is a fully synthetic drivetrain lubricant engineered to meet very demanding extended drain and warranty requirements. So as long as the synth gear oil I pick has the gl5 rating I should be fine. EP90 Gear Oil GL4 protects bearings and gear teeth in severe working conditions. 5 80W140 cSt @ 40ºC 328 cSt @ 100ºC 25. I have added the viscosity curve and characteristics to the graphs. its not that big of a. I had replaced the Gear Oil at 29545Kms with 75W90 GL-4 Gear Oil at FNG. Field and lab testing has shown that replacing GL-5 (SAE 85W-140) gear lubricant with John Deere Hy-Gard™ oil in differential center section will improve MFWD axle performance in cold weather. The differences between the topographies of the new and used RTB raceways are not significant. Save on Mobil1 Synthetic Gear Lubricant LS 75W-90, 1 Quart 104361/98W573 at Advance Auto Parts. There is a problem adding to cart. However, if you use your vehicle for hauling, towing, or other stressful driving situations during the summer, 75W-140 gear oil may provide. i changed the rear diff fluid with 75-90W gear oil. The temperature requirements set for oil by the Society of Automotive Engineers (SAE) is 0 degrees F (low) and 210 degrees F (high). ScootDawg's Scooter Forum a. what oil to give them for the instal…. Numbers of 60 and higher indicate gear oil while lower numbers indicate engine oil. Also in the Frequency Column, it is given to Inspect only for i20/Elite i20/i20 Active. Putting the right oil into your gearbox or differential is the difference between a jarring or grinding experience and a smooth and slick ride. i changed the rear diff fluid with 75-90W gear oil. Lubricant Service Designations for Automotive Manual Transmissions, Manual Transaxles, and Axles 1 Introduction This document was prepared by the Lubricants Group of the American Petroleum Institute to assist manufacturers and users of automotive equipment in the selection of transmission, transaxle, and axle lubricants for the operating. It does not currently carry the MB 235. This type of oil provides lube for wheel axles, transmissions and other parts of the car. The difference between the two viscosities is very minimal and mixing the two won't be that big of a deal. Car A Rac presents recommended by manufacturers oil types. Providing you the peace of mind that you are selecting the right oil for your vehicle. Gear oil is a lubricant made specifically for transmissions, transfer cases, and differentials in automobiles, trucks, and other machinery. I am asking because 85w90 oil is $3 a quart and 80w90 is between $7 and $10 a quart. mixing different viscosities. 80w90 is thicker when cold, thinner when hot compared to the 75w140. Hypoid gear oil is sulphurized higher than transmission oil and can be mildly corrosive to the non-ferrous alloys used for synchros, bushings and thrust washers in these transmissions. Mobil Delvac Syn Gear 75W90. Apr 11 2015, 5:14pm. What exactly do you have, make etc?? The principal differences between engine type oils and "extreme pressure" or EP gear oils is the ability to withstand very high contact pressures as seen in car final drives (axles) etc. I had RP 75W90 in both front and rear diffs on my 2005 for about 30K miles and I still have one quart left. Viscosity of such gear oils is specified at both high and low temperature. It provides lubrication in transmissions, wheel axle differentials and other parts of machinery. "The cost of doing business today can mean the difference between profit or loss," Mike said. We have the best prices on dirt bike, atv and motorcycle parts, apparel and accessories and offer excellent customer service. Thanks, Ron. While true, Lucas Trans and Diff Lube prevents many such issues from ever occurring. The classifications are listed here in order of increasing thickness: SAE 75W, SAE 80W, SAE 85W, SAE 90, SAE 140, SAE 250. I don't think that would be a great difference between those especially in not extreme cold areas. Sliding pressures and shock-loading require the use of high levels of EP (Extreme Pressure) additives (API GL-4 or GL-5 performance level). I am asking because 85w90 oil is $3 a quart and 80w90 is between $7 and $10 a quart. 20w50 4 Stroke Oil. An 80W-90, API-GL5 or MT-1 rated fluid is very good. I am admirer of synthetic, but MB differentials were making million miles on dino oils, so going with older specifications should not make big difference. No fuel economy penalty. I would be more concerned with mixing synthetic and conventional fluid vs. The use of any additive in locking rear axles (G80) is not recommended. Difference between GL4 & GL5. Mobil 1 does have the friction modifier. On that `81 OMC. The temperature requirements set for oil by the Society of Automotive Engineers (SAE) is 0 degrees F (low) and 210 degrees F (high). Lubricant Service Designations for Automotive Manual Transmissions, Manual Transaxles, and Axles 1 Introduction This document was prepared by the Lubricants Group of the American Petroleum Institute to assist manufacturers and users of automotive equipment in the selection of transmission, transaxle, and axle lubricants for the operating. I had replaced the Gear Oil at 29545Kms with 75W90 GL-4 Gear Oil at FNG. Either way the shits not cheap, but once you get it in you will forget about the cost. Need to know what type of fluid your Ford Ranger needs? Here is a Ford Ranger Fluids and Capacities chart: Engine Year Fluid Capacity 4. is it only $$$$ You can use automotive 80w90 as long as it meets or exceeds GL-5 specs. TRAXON starts with the HT Purity Process to produce a 99. I am asking because 85w90 oil is $3 a quart and 80w90 is between $7 and $10 a quart. I did not realize until just now it specifies synthetic in the truck owners manual. What are the pros and cons of the three --- oil, wax, lube. Front axle: Motorcraft 80W-90 Premium Rear Axle Lubricant XY-80W90-QL (US); CXY-80W90-1L (Canada) (Model 60/70 axles). 20W-50 Motorcycle- 20. Buy online, pick up in-store in 30 minutes. 48 quarts for the front and 0. AMSOIL Universal 75/80W-90 Synthetic Marine Gear Lube– This lower unit marine gear oil is ideal for any application requiring a 75W-90, 80W-90 or SAE 90 gear oil. Redline it is. Typically the difference is achieved by additives to the oil, which can break down over time. Note: just about any diesel motor oil can pass the GL-4 gear oil ratings. These include special lubricating and climbing agents for less wear, less heat, less power usage and longer bearing life. Below are the oil and grease maintenance tables for equipment lubrication involving grease and oil for Kubota products. Nothing but valvoline syn gear oil in mine for many many years. Buy Gear Oil - Automotive 1 gal CRC 85W90 - SL SL24239 online from NAPA Auto Parts Stores. You would not for example put an Automatic Transmission Oil or a Gear Oil in your engine! It is important to know what the oils intended purpose is. You might, for instance, see 80W-90 gear oil or 75W-140 gear oils on the shelves. At stabilized conditions the difference between the oil sump temperature and room temperature is an indication of the power losses in the gearbox, allowing the ranking of the tested gear oils. Loading Price. ENEOS is Japan’s number 1 oil brand and now available in New Zealand. Blue Devil Products Oil Stop Leak permanently seals oil leaks in gasoline or diesel engines. Nothing but valvoline syn gear oil in mine for many many years. 85W-90 gear oil I can't find any 85W-90 gear oil at any of the local auto parts stores. AMSOIL Severe Gear 75W-90 is designed to replace, 75W-90, 75W-85, 80W-90, SAE 80 or SAE 90 gear oils. Commercial gear oil. Difference between oil used in pumps and engines. Gear Oil 80W-90 is a premium mineral automotive gear oil manufactured with modern extreme pressure additives and friction modifiers, meeting the requirements of API GL-5/6 and MT-1, as well as many other manufacturer specifications. Similar to motor oils, the numbers are pretty easy to read. manual & dh. Gear oil is different from engine oil. Online Store. Subject: CARC Oil 85W140 Tue Apr 05, 2016 1:13 pm Hi Guys, I have just done an overhaul of my '08 GRiSO 8v, and between what the service manual says and the research done on the internet, I am still confused on the oil to be used in the CARC. The Difference between GL-4 and GL-5 Gear Oils by Richard Widman Revision 1-2016 The original target audience for this paper was my group of friends in the Corvair world, but it applies to all cars and is particularly important for all classic cars. The difference between the two viscosities is very minimal and mixing the two won't be that big of a deal. The friction generated between its internal gears and its housing are what allow this type of differential to function. These oils are called multigrades and they are designated by two numbers and the letter "W" (SAE 75W-90, SAE 80W-90, SAE 85W-140 etc. Get it as soon as Sat, May 9. Type of oil: 90W or 85W90 GL-4. This type of gear oil is mixed with additives designed to increase its resistance to breakdown under high temperature and mechanical pressure produced by hypoid. The 140 is the gear lube's viscosity (thicker than 80) when it is warmed up. -Sleeve pushes on inserts. Fluid: (From Novak) When filling your T150 with gear oil, we recommend that you select a conventional mineral oil or a para-synthetic in lieu of a full synthetic oil. If you'd like more information on this d. The formulation of these lubricating oils varies significantly according to their applications in equipment. As the cars put out more power (155 Hp), additional ribbing was put on the tranny case, and different materials were used for the gears. MFWD axle performance. Note: just about any diesel motor oil can pass the GL-4 gear oil ratings. BTW the reason GL5 gear oil or "Hypoid" gear oil literally smells like hell is the sulfur that is required to accommodate the sliding motion of the ring and pinion. It works well when used in appliances that run gasoline, including tractors and lawnmowers. Buy Mercury 92-858064K01 Marine SAE 90 High Performance Gear Lube, 1 quart at Walmart. thats where the Centralized Hilliard Clutch is, some say to use a synthetic auto transmission fluid in the front diff. If you look at a bottle of marine 90 weight it will say it meets or exceeds GL-5 specs. 7 spec) but he said 80W-90 meets the requirements - I ask if the fully synthetic 75W-90 (Mobil 1 , etc. On the 7AT: the official Nissan stance is that the fluid inside the thing is good for life and never needs any changing. Advantages. Generally thinner oils help the shifting and thicker oils hinder the shifting. The issue of gear wear is also a. SAE 80W90 Tutela ZC 90 SAE 85W 140 SAE 80W 90 Tutela W140/M-DA (hot or mild climates) Tutela W90/M-DA (cold climates) SAE 75W 80 SAE 80W 90 Tutela Truck FE-Gear (1) Tutela ZC 90 Oil for hydrostatic transmission and power steering oil A. I plan on changing my front and rear differential fluids and the transfer case fluid in the near future and have some questions for those who may be able to help me. That's the main difference and as far as using one in place of the other it's not a problem as long as it's the correct spec. Gear Oil GL-5 SAE 80W-90 & SAE 85W-140 Customer benefits Gear Oil GL-5 delivers value through: † Good gear life — Extreme pressure properties protect hypoid and other types of gears from scuffing and wear. Mobil 1 does have the friction modifier. 20W-50 Motorcycle- 20. It came with UDT in it. New Member Introductions. Difference between GL4 & GL5. Now reading in my textbooks from tech school there was a bar graph that struck me. Sae 90 is impossible to find regardless of synthetic or dino, I run 80w-90 in GA where it never gets near -18 and I do great. 8% “thinner” (more viscous) at 40°C and 20% “thinner” at 100°C than Castrol Syngear 75W-90 Synthetic Gear Oil. Posted: Sat Jun 02, 2012 2:59 pm Post subject: 85W-140 vs. 7 spec) but he said 80W-90 meets the requirements - I ask if the fully synthetic 75W-90 (Mobil 1 , etc. AMSOIL SEVERE GEAR ® (80W-90) provides superior performance and replaces competitors' 80W-90 gear oils. 75W-80 ; Density at 15º C g/ml ASTM D 4052 0,89. A differential gear train can also be used to allow a difference between two input axles. 7 Liter Engine. Please try again. 80W90 is designed for gear cases (transmissions, differentials) that warm up when used, and is much more viscous than outboard gear oil. You can see that the SAE 80 target " overlays" the SAE 75W target so expect the KV 100 of a 75W-80 to be about 9 cSt. Gear oils have viscosities similar to engine, hydraulic, and power train oils but those oils do not have the EP (Extreme Pressure) additives found in gear oil. As you know, we have been using your transmission fluid, rear end oil and motor oil in our racing programs with great success and it doesn't stop there. I need Hypoid SAE 80 gear oil for the front differential of my ATV. 75-90 would be a rear-end dope and probably too heavy for your trans although if it seems to shift well then it may be the right stuff. ) is OK and he said it is. Front axle: Motorcraft 80W-90 Premium Rear Axle Lubricant XY-80W90-QL (US); CXY-80W90-1L (Canada) (Model 60/70 axles). Category: Car. 80W90 is a multiviscosity version of the single-viscosity 90 gear oil; it's the same concept as 10W30 motor oil being the multiviscosity version of single-viscosity 30-weight motor oil. Posted: Fri Jul 28, 2017 5:49 am Post subject: Re: Difference between hy-trans fluid and 303 "Peace of mind" is what sells the more expensive fluids. Where as gear oil is made to lubricate gears, not necessarily under pressure and when it is used to transmit pressure (e. Mobil 1 does have the friction modifier. Non-synchronized manual transmissions in trucks, buses and heavy equipment where the manufacturer specifies an API GL-5 or MT-1 gear oil (1) Note: For complete drain and refill, many limited-slip differentials may require the manufacturer’s specified gear lubricant or supplemental additive. its not that big of a. Which gear oil should you use for your truck's differential? This video explains what the numbers mean, and which one is best for your climate and work load. Mobil Delvac™ 1 Gear Oil LS 75W-90 is a fully synthetic, limited-slip gear lubricant that been formulated from synthetic base oils and an advanced additive system. 8% “thinner” (more viscous) at 40°C and 20% “thinner” at 100°C than Castrol Syngear 75W-90 Synthetic Gear Oil. org does have an 80W-90, but that doesn't seem much different than 75W-90. There is a lot of confusion about gear oils and the API classifications. Gear Oil GL-5 SAE 80W-90 & SAE 85W-140 Customer benefits Gear Oil GL-5 delivers value through: † Good gear life — Extreme pressure properties protect hypoid and other types of gears from scuffing and wear. Drained the 'Toyota Limited Slip Differential 75W-85 gear oil TL GL-5' recommended by Dealer because clutch plates were binding and shuddering when turning. rich: Yiddil. Lucas Synthetic Gear Oil. I discuss some of the new oils today for manual transmissions and take apart a Muncie 4 speed that welded up. If the seals are in good shape you could use a non synthetic 80w-90. Should I then put 85W-90 in it? Seams as 85W-90 is hard to find. Figured I'd ask what you guys are finding to be appropriate for gear oils with these rigs. What is the difference between 80w90 gear oil and 85w90 gear oil?I know that the 85w90 was the standard gear lube for umpteen years. GL-4 Gear Lube 75W-90 Gear Oil (MTG) Semi Truck. This motor oil line offers the incredible performance and protection provided by Royal Purple’s proprietary Synerlec technology as well as a dramatically enhanced anti-wear package. GL-5 oil has roughly twice as much of the EP additive as GL-4. Shop for 85W-140 Gear Oil at Walmart. Delo Syn-Gear XDM SAE 75W-90 is recommended for Dana and Meritor axles with 500,000-mile service intervals and supports Dana’s 750,000 mile axle warranty coverage for. 90 (36 new offers) Valvoline High Performance SAE 85W-140 Gear Oil 5 GA Pail. The Wavetrac®, and all helical gear differentials in general, operate using friction. Regardless of viscosity, pick a detergent oil rated for service SF, SG, SH or. Formulated with extreme pressure additives to help minimize gear wear from shock loads. It really needed changing as the oil was dark with a metallic sheen, and these trannys have had a number of early failures (60-100K mi. Royal Purple ROY01301 MAX GEAR 75W140, 1 quart. How often should I change my gear oil? Follow the manufacturers suggested change intervals. That is why I only recommend the newer "Shell" 50W Synthetic Gear oils. My TRX250EX calls for Hypoid Gear Oil SAE#80 in the Rear. If you are unable to break the differential cover free with a deadblow hammer, another method to free it is to place a flat chisel between the differential and cover and then carefully tap it with a hammer until. Synthetic Motor Oil Comparison Test Results. Valvoline ™ High Performance Gear Oil is a high quality lubricant to keep your vehicle running in great condition and avoid loss of corrosion protection. auto gear oil 1964 was the year that Evinrude and Johnson switched to 50:1 and the oils weren't as good then. Those differentials take about 1l of oil and even those oils can get expensive, I can't imagine how you can have $40 difference between the brands. I also used a. we Fit for £29. product variants. 10w40 4 Stroke Oil. For instance, SAE 80W-90 gear oil has a low-temperature rating of 80 and a high-temperature rating of 90. As you know, we have been using your transmission fluid, rear end oil and motor oil in our racing programs with great success and it doesn't stop there. Gear units. Ford M2C104-A SAE 90 mechanical gear oil with EP additive and friction modifier. Genuine Ford Fluid XL-3 Friction Modifier Additive - 4 oz. So, the difference between "75W90" and "75W140" is that at operating temperature, the 75W140 will be considerably thicker than the 75W90 but at room temperature they will be about the same viscosity. 85W-90 gear oil. GL-5 SAE 75W-90LS Gear Oil; VP Hi-Performance GL-5 80W-90 LS Gear Oil; VP Hi-Performance GL-5 SAE 80W-140LS GEAR OIL. Providing you the peace of mind that you are selecting the right oil for your vehicle. Eaton 80W-140 synthetic gear lubricant is an API GL-5 extreme pressure lubricant designed to promote longer gear life and better operating economy, thus improving fuel economy in heavy, mid and light-duty applications. The difference between SAE40 and 85W90 isn't simply one of shifting feeling a little lighter, it is more that the synchronizers spin the gear clusters up more quickly, and stop blocking your entry into a gear you don't have to muscle them into gear like you do with the 85W90. This is known as an oil's viscosity. As this number increases oil thickens, if the number decreases oil thins. They all perfectly fit differential, however, each one has its peculiarities, which should be considered. Makes no sense to me to switch to a heavier weight oil so I stick with 75w90 synthetic. Bretthauer Oil makes no representation or warranty, expressed or implied, concerning the accuracy of the infomration contained herein, and disclaims any and all liability relating to or resulting from use of this reference guide and its interpretations. Hypoid Gear Oil sae 90. It works well when used in appliances that run gasoline, including tractors and lawnmowers. 75w viscosity is better in colder conditions, but the difference between it and a 80w viscosity is so little I doubt it plays much of a factor. From battery chargers to tie downs, don’t forget the other tools, accessories, or equipment that may save you from being stranded. Petroleum oil and synthetics are available as 75W90 which are OK, but some full synthetics are not 'sticking' to metal surfaces all that well after some storage time, and because of that, and some other characteristics, I am generally recommending one use a premium GL5 petroleum gear oil. Gear Oil and Motor Oil Are Not the Same Gear oil differs from motor oil. So I guess my question is what gear oil today would be closest to the straight-Mineral as opposed to the all purpose gear oil. Non-detergent oil remains thick even at high temperatures, thus protecting. These include special lubricating and climbing agents for less wear, less heat, less power usage and longer bearing life. In the gear oil service procedure on Birdman's site, it list Redline 75W 90 "NS". Dealer replaced gearbox oil for the 1st time with a 80w90 one, assuming the original oil was 75w85, the only one recommended in the owner manual. It provides lubrication in transmissions, wheel axle differentials and other parts of machinery. They just neglected to change the owners manuals back. Gear Oil GL-5 SAE 80W-90 & SAE 85W-140 Customer benefits Gear Oil GL-5 delivers value through: † Good gear life — Extreme pressure properties protect hypoid and other types of gears from scuffing and wear. These lubricants are suitable for adding to or filling most differentials and conventional transmissions in equipment, trucks or cars where an API GL-5 type lubricant is specified. New Member Introductions. Lucas gear oil additive made a quite impression for the highest number of drivers. Gear Oil and Motor Oil Are Not the Same. A mineral/conventional 75W90 may/will have a quite large quantity of polymer viscosity index improver which will shear over time. Is this a good additive? Or is there something better I should look in to? 2. Gear oils all include some level of sulfur or phosphorous additive. There's a slightly different additive package in gear oil, but it's basically the same stuff. There is a lot of confusion about gear oils and the API classifications. product variants. In the axles, you *must* use GL-5 oil, it has Extreme Pressure (EP) additives to cope with the demands of the ring and pinion gears. My Honda manual says to use SAE 80 gear oil on the chain. In a mineral gear oil, there's a large difference between an 80W90 and a 75W90. I bought my 2008 Rav4 with the 2. Unfollow 80 hypoid gear oil to stop getting updates on your eBay Feed. This product is designed for use in heavy-duty drivetrains that require gear lubricants with excellent load-carrying capability and where extreme pressures and shock loading are expected. Buy online, pick up in-store in 30 minutes. Apr 11 2015, 5:14pm. I don't see anywhere where it says Hypoid except "Arvin/Meritor 0-76D plus hypoid gear oil specifications from all domestic and foreign manufacturers such as GM, Ford and Daimler Chrysler. Rules, New Member Introductions, and Forum Information. Personally, I like Royal Purple for my diff, but I doubt it makes a huge difference between the good vendors. Hi Dear, I have a Clio dynamic 2009, 110k miles, it keeps sticking on first gear. 75W-90 gear oil is a lubricant designed for manual transmissions, transfer cases, and differentials. Features & Benefits Excellent gearshift capability. Vehicles use more than just engine oil. GL-5 is a formal API standard for this type of oil (comparable to MIL-L-2105B/C/D) > The book is telling me to use Non-Hypoid gear oil 80W or >80W/90 on the manual transmission and GL-5 hypoid gear oil 90W on >the rear axle. Probably cause it was the only gear oil they marketed. The base oil blend is much lighter, so this means your gear oil will get significantly thinner over time. We used to use 85W90 gear oils, with molybdenum disulphide mixed in for the dry clutch H1R and H2R's, but moly lube shouldn't be used in a wet clutch street bike, 80W90 gear oils, YES, moly additive/lube, NO. Is there really that much of a difference between 75w90 and 80w90???? It doesn't seem like a lot, but I just don't know I went a round or two with the local dealerships about this one last fall as 80w90 is great for the mid to southern states but at -45C northern Canada temperatures 80w90 oil is grease and doesn't provide much lubricity. Any help for the newbie would be appreciated. 75W-90 is preferred. Approved by ZF for use in a range of axle. Mineral low-viscosity hypoid gear oil. The Dawg Pound. As a lot of others I use 80w90 but you'd be fine with the 40w if you prefer. The tests were selected to meas-. This item Royal Purple 05302 Max Gear 80W-90 High Performance Synthetic Automotive Gear Oil - 5 gal. For regular oil, GL-5 is not simply an improved. The 80w90 gear oil can be used in extreme pressure conditions and as a lubricant for non-synchronized manual transmissions in heavy duty trucks or buses. Some brands describe themselves as "hypoid" instead, a term which is synonymous with EP. Generally speaking a 85w/90 gear oil would be mineral. Viscosity at 40º C cSt ASTM D 445 153. So a 5W40 oil is one which behaves like a 5-rated single grade oil when cold, but doesn't thin any more than a 40-rated single grade oil when hot. This product is specifically recommended for use in the Kubota hydraulic, final drive, transmission, differential, and wet brake systems. I had replaced the Gear Oil at 29545Kms with 75W90 GL-4 Gear Oil at FNG. Valvoline™ was made for heavy duty engines 150 years ago. Essentially, the first number of a multigrade oil, preceding the W, is the performance at 0°C while the second number rates it’s performance at 100°C. GL-5 SAE 75W-90LS Gear Oil; VP Hi-Performance GL-5 80W-90 LS Gear Oil; VP Hi-Performance GL-5 SAE 80W-140LS GEAR OIL. what is the difference and can I use it in my differential?. Either CAN be used. Don't mistake the gear box oil with the oil injection oil for the 2-stroke engine. I have 9K on my 2010 and want to swap out the gear oil soon. I read and read. Provides a stable lubricating film and minimizes wear. From battery chargers to tie downs, don’t forget the other tools, accessories, or equipment that may save you from being stranded. 10-30 is not a gear oil viscosity. Watercraft and motorcycle owners commonly use the two-stroke non-detergent oil. I can't find this stuff anywhere! I have found it in 75W-90 Valvoline synthetic and I have found 80W-90 in regular dino oil but not 75W-90 in dino oil. 85W-90 gear oil. Thanks, Ron. View More Truck & HGV. The 75W-90 gear oil is used under extreme pressure conditions and is recommended for limited-slip differentials and for use in colder DA: 9 PA: 22 MOZ Rank: 10. So a 5W40 oil is one which behaves like a 5-rated single grade oil when cold, but doesn't thin any more than a 40-rated single grade oil when hot. IS THERE A SEPERATE SPOT TO PUT GEAR BOX OIL OR IS THAT RUN ON YA NORMAL MOTOR OIL1977 yamaha DT250 GEAR BOX OIL? Gear box oil should be a high grade motor oil with good shear protection. Shop, read reviews, or ask questions about Lubricant Oil at the official West Marine online store. To do this you either have to use some (or all) synthetic base oil or add some Viscosity Index Improver. SAE ratings are expressed in the same way as with engine oil, for example 75W-90, indicating the viscosity of the fluid. Rear diff - Nissan Gear oil hypoid LSD GL-5 80w-90. Anti-Wear Hydraulic Oil. ScootDawg's Scooter Forum a. AXLE EPX 80W-90. 00 may be more, think of it in terms of beers. Can one gear oil cover a number of viscosities like 75w-90, 80w-90 and 90 and why? Yes it can, the viscosity grades are not mutually exclusive, it is possible to blend a gear oil with multigrade characteristics such that it falls within, for example, the SAE 75W and the SAE 90 viscosity bands. Is the 80w90 a semi synt DA: 48 PA: 97 MOZ Rank: 36. They are different types. GM did release a service bulletin calling for 75W-90 in Canada and I think most of the northern states where temps get below zero degrees (F?). Blue Mountain Professional SAE 80W-90 and 85W-140 Gear Lubricants are recommended for use in manual transmissions, limited slip, differentials, final drives and other gear cases in passenger cars, light duty trucks as well as axles of heavy duty trucks, off-road equipment, tractors and outboard motors. There was also a limited edition convertable version. I thought it would be the other way around. Product - Valvoline High Performance 80W-90 Gear Oil - 1 Quart. Even though Stalube is rated 85w90 instead of 80w90, it still produces smooth shifting in mild weather (always warm up your bus for 5 minutes before driving so the gear oil can warm up). Always Be Prepared. That's the main difference and as far as using one in place of the other it's not a problem as long as it's the correct spec. LUBRIPLATE 981 is intended for the lubrication of flooded rotary screw and vane type compressors. I think the diff. Rear diff - Nissan Gear oil hypoid LSD GL-5 80w-90. Save on Mobil1 Synthetic Gear Lubricant LS 75W-90, 1 Quart 104361/98W573 at Advance Auto Parts. 5L (Found in any auto parts store) Transfer Case Oil: Castrol Dexron VI, 1. 5 percent for each reduction, and up to 8 percent for high-reduction worm gears. Cen-Pe-Co 80w-90 Gear Lubricant. My question was not a matter of Mopar vs non-Mopar fluid, it was the weight of the oil. It ranges from ATF to ';fish oil'; to light gear oil. Com : 4x4 and Off-Road Forum > General Tech What is a differences between 80w90 and 85w140 in gear oil? Which one has the thicker viscocity? thanks Scratch 01-28-2003, 04:13 PM #2 ForestCam. GL-5 SAE 75W-140LS GEAR OIL; VP Hi-Performance Full SYN. Valvoline High Performance 80W90 Gear Oil 1gal. VP UTV/ATV 4-Cycle Engine Oil SAE 10W-40; VP UTV/ATV Synthetic 4-Cycle Engine Oil SAE 5W-50; Gear Oils. So a 5W40 oil is one which behaves like a 5-rated single grade oil when cold, but doesn't thin any more than a 40-rated single grade oil when hot. This Super Tech 80W-90 Marine Gear Lube 1 qt is a wonderful way to keep your boat motor lubricated. The differences between gear oil grades When shopping for the right gearbox oil, it’s a good idea to understand gear oil grades. Valvoline High Performance 80W-90 Gear Oil - 1 Quart. Buy Gear Oil - Automotive 1 gal CRC 85W90 - SL SL24239 online from NAPA Auto Parts Stores. Now my questions are. Rare exceptions are those transaxles where the crownwheel and gearbox share the same lubricant.