Posi trac gear oil have run many other Posi units in the past with the same results. Been working fine for years. Join Date: Feb 2010. This will be primarily a street driven car that will see some burnouts here and there. 11:1 Posi Trac rear end. 8 diff. Part number 10-4003. Slip Lock is formulated with advanced friction modifiers and is designed to eliminate gear-housing chatter in cars, trucks and SUVs equipped with clutch-type limited-slip differentials. 00. is Jim. Whatever brand or grade you go with, for a 9-inch rear, you'll need 3 (32oz. Yukon recommends the use of high grade Non-Synthetic GL-5 gear oil and Yukon LSD (Limited Slip Differential) additive for long life and smooth I'm using Chevron Delo 75W140 gear oil in my 8. then let cool and change oil, then drive another 500 miles, change again then get so many miles on before switching to synthetics. ( on the back of the chunk housing ) Check the vent to make sure it is working. I suggested Lucas because several of my big truck heavy hauler customers report having a 20 to 30 degree drop in gear oil temps in their applications. This will pull both tires equally yet slips enough to make turns easily. Bottom-line, you must use GL5 in that differential but minor top up can be with MP gear oil as per the factory. Reduces friction, Trans-X Posi-Trac limited slip gear oil additive is designed to quiet chattering differentials and improve gear oil performance. Disposal considerations Collect and reclaim or dispose in sealed containers at licensed waste disposal site. 8 posi trac axle? also posi trac is when both wheels spin at the same time correct? another question, since both wheels are spinning to make sure the axles are not wielded together would i know by looking inside the gear box? Advice on selecting the right type of gear oil for a Yukon Dura Grip Limited Slip Differential (Positraction). com FREE DELIVERY possible on eligible purchases TRANS-X POSI-TRAC Limited Slip Gear Oil Additive is designed to quiet chattering differentials and improve gear oil performance. I put in a posi additive and run 85- 140 gear oil. Skip to. Otherwise use 80W90 petroleum oil with GM or Ford additive. Limited slip differentials (LSD’s) also known as posi’s, are the go-to performance differentials for racers, overlanders, work truck owners, and others. I think as long as you are running a quality lubricant of any type the rear gear will outlast the rest of the drive train. Under normal driving conditions, the TwinTrac operates like an open differential, allowing the wheels to spin at C3 Tech/Performance - Synthetic Rear Diff Lube with Posi-Traction ? - If you run sythetic lube in the rear diff, do you still add the GM special Lubricant Additive they make for limited slip axles? Eaton Posi units perform best when using GL4 (or better) mineral/petroleum based gear oil. I installed a new posi/trac loc carrier in my explorer and I have almost 4000 miles on it with Vlv syn 75w140 Yukon Dura Grip is a positraction limited slip differential that provides smooth yet aggressive traction, giving you the confidence and performance you need across a wide variety of terrains. Type: Oil Additive. The name sure grip was used with the 8 3/4 rear ends. -Bobby- I use Lucas 80W-90 gear oil Fill it up till it runs out the fill plug hole. ( top of the axle housing on the drivers side) . Since 2003, Timothy Burns' writing has appeared in magazines, management and leadership papers. Bottle. Joined Jun 25, 2014 Messages 3,603 Reaction score 163 Lucas Oil 10043 SAE 80W-90 Heavy Duty Gear Oil - 1 Quart. Currie Torco makes some non synthetic gear oils. Do not allow ‎7 Fluid Ounces : Recommended Uses For Product ‎Automotive,Auto : Item Form ‎Oil : Manufacturer ‎K & W AUTOMOTIVE PRODUCTS : Unit Count ‎7. dont forget the BSS (Blue Stinky Stuff) It's Ford traction-lock liquid additive in a small plastic bottle sold in Ford motorsport packaging I took off the rear cover to the differential yesterday to change the gear oil. The product receives positive feedback for its quality and value, with one customer noting it's better than off-the-shelf alternatives. ozone depletion, photochemical ozone creation I just finished reading both threads in their entirety and came to the same conclusion that this thread led me to: Using synthetic gear lube will probably hurt neither the longevity nor the functionality of the Tru-Trac. Main content About this item About this item Buying options Compare with similar items Videos Reviews Valvoline FlexFill Full Synthetic SAE 75W-140 Gear Oil 1 QT Pouch. 11-4. Some folks are saying the synthetic is too slippery and fry's the clutchs in the rearend. I again went with the Eaton True Trac helical gear. I am big fan of synthetic MT 90 (75w90) on my British cars. Its red,super gooey,and doesnt smell like the typical gear oil. Recommends this product? Yes. Moser still recommends a mineral based oil,and not a synthetic one for their clutches. Do I have to go a higher ratio and, Material name: Posi Trac™ Limited Slip Gear Oil Additive 742508 Version #: 01 Issue date: 08-01-2016 SDS CANADA. 6880 Mike. Improves gear oil performance. Bought 2 bottles of Lucas Gear Oil 80-90 for my rear differential 70 Chevelle SS with 3:31 posi). I have the standard 12 bolt 2. Go to Moroso site and check into it. Don't use the gear oil with the additive in it -it don't work with these posi units. Available at PartSource. 73 gears. don't quote me on that make sure to get the proper weight gear oil for the style of diff. Customize $ 15 99. 55 gears 28 spline 8. Compare. 62. These do not need the additive. Lucas If you're doing a complete fill on a posi rear end, you must add the GM posi additive (friction modifier). With a volume of 7oz, it is easy to use and maintain. 31 Trans-X Posi-Trac limited slip gear oil additive is designed to quiet chattering differentials and improve gear oil performance. I use 80W90 gear oil with a bottle of Richmond Gear Posi-traction additive in mine. Trans-X Posi-Trac limited slip gear oil additive is designed to quiet chattering differentials and improve gear oil performance. Depends what type of unit. Extreme pinion angles, applications, and aftermarket elements were added to the unit. northerngn Master Monkeywrench. 1 Jun 7, 2021 | 08:09 PM Product identifier Trans-X® Posi Trac® Limited Slip Gear Oil Additive - 7 fl oz . OIL LEVEL Many differentials are easy to fill with Material name: Trans-X® Posi Trac® Limited Slip Gear Oil Additive - 7 fl oz No. Ecological information Ecotoxicity Harmful to aquatic life with long lasting effects. Material name: Trans-X® Posi Trac® Limited Slip Gear OilAdditive -7 fl oz No. Components Species Test Results distillates (petroleum), hydrotreated heavy naphthenic (CAS 64742-52-5) SKU: 88900330; Other Names: Additive, 13633; Description: Specially formulated to reduce differential temperature, prevent rust, and extend the life of clutches and gears High quality product reduces friction and noise in the rear axle When added to differential lubricant, this formula helps to prevent noise and vibration in your vehicle axle Some ACDelco GM Original POSI TRAC SLIP GEAR OIL ADDITIVE 207ML CRC | Tools 742508. HTSS_TR. Specifically designed for Trans X 402508 Posi Trac Limited Slip Gear, this additive ensures smooth and efficient operation of your gearbox. BG Limited Slip SKU: POSI. Sep 28, 2009 #3 G. 79-3. 00000 800-272-8963 crcindustries. JEGS 80W-90 Not rocket science. For example, for the weaker 10-bolt Auburn units used on cars, I use 80W90 and I always have to add the friction modifier -- no matter what brand of oil is used. It calls for synthetic gear oil. If it chatters with synthetic lube, then add the Posi Additive. We turned the wheels anyway and yes, it is a posi traction rear end. My new Eaton Posi is running like a clock with it in my 69 Camaro right now. The clutches require a "sticky" oil. It uses floating helical-cut worm gears that operate in pockets and mesh together. 80-4. Mineral lubes lacking friction modifiers (limited-slip additives) were Posi differential fluid Q Engine & Drivetrain. of friction modifier. Can be used anywhere that a synthetic 75-90 gear oil is specified. If you use water to wash the unit I use Amsoil 75W90 Severe Gear synthetic oil in them. It definitely works. at BDIExpress. Applications for this Product. Stuff smelled like ammonia and acid. I hope Big Gear Head drops a note in here as well. G. Easy to get; meets the criteria. Pontiac Saf-T-Track, Mopar Sure Grip and similar applications. Sep 28, 2009 #4 N. SDS US . 2 / 7 . Use with conventional GL-5 or Buy K & W AUTOMOTIVE PRODUCTS Trans-X Posi Trac Limited Slip Gear Oil Additive - 7 Fl Oz: Gear Oils - Amazon. If you choose to run your own oil, addition of a friction modifier is required. Finally, test the Trac-Loc by inserting an axle and testing break-away torque. Add TO CART. Its also great in manual Specially formulated to reduce differential temperature, prevent rust, and extend the life of clutches and gears High quality product reduces friction and noise in the rear axle Fits: 2015-2019 Cadillac XTS,2013-2013 Buick LaCrosse,2012-2012 Cadillac SRX,2011-2012 Chevrolet Caprice,2011-2012 Cadillac CTS,2007-2008 Saturn Sky,1998-2017 Chevrolet I had a Eaton posi trac installed on my 2009 Ranger 3. 11 posi. I want to add it anyway. 79. Quiets noisy gears, mixes with any gear oil, inhibits foaming, and raises gear oil to GL-5. Best regards, Nigel Product identifier Trans-X® Posi Trac® Limited Slip Gear Oil Additive - 7 fl oz . GM has been using synthetic oil with Eaton differentials for around 8 years now. GM makes special posi fluid so why would you always need an additive? If it always needed additive then GM would have formulated the posi fluid differently. Supposed to be swap from recent build for different gears. Looking for thoughts on this. The older cone type safe-T-track units do not use clutches and need the cushion of the oil or premature wear will happen. Maintains smooth operation of the limited-slip. View as Grid List. Run the recommended conventional gear oil instead, 75w90 or 80w90, with the GM additive. Just to let you all know that I called 2 different dealers and Advance Auto Parts/Autozone engineers to find out the correct type of gear oil for the LSD and they all use a slightly CRC Brakleen K&W 402508 Trans-X Posi Trac Limited Slip Gear Oil Additive - 7 Fl Oz (6 Pack) Brief content visible, double tap to read full content. For complete refill you use "Factory Hypoid Gear Oil" (Page 00-11), for top up back in the day you could use a generic MP (Multi-Purpose) gear oil, the same as used in the Muncie transmissions of that period. Gear lube oil, 80-90 weight ; Clean rags ; Writer Bio. Seems to be POSI as described Case is C7xx (67) Meanwhile it's going in the '74 Maverick , just swapped '76 Trans-X® Posi Trac® Limited Slip Gear Oil Additive, 7 Fl Oz - 402508 Probably very similar if not the same. 2 quarts will usually fill it. Material name: Trans-X® Posi Trac® Limited Slip Gear Oil Additive No. Add a vehicle. Joined Jun 21, 2008 Messages 116 Location USA, NJ. Custom built 8 inch Ford posi traction rearend: Send us your center section and we will rebuild it and add a posi unit. ) bottles. 55-3. 12. Bon What is the recommended gear oil for a 1969 positraction rear end? in this thread in this sub-forum in the entire site. [Comment from Mobil:] Mobil 1 Synthetic Gear Lubricant meets the GL-3, GL-4 and GL-5 API ratings. Any auto parts store will have a 75W-90 gear oil or 80W-90. Regarding "limted slip", on the back label it says only this: "Meets the service fill requirements of conventional and limited slip differentials ". A single traction differential will usually double the vehicles off Best Gear Lube for 12 Bolt Posi. ERIC Which ever gear oil you decide to use don't forget to add a bottle of posi-trac gear oil additive. Manufacturer's Defect Warranty. Manufacturer ‎CRC : Place of Business ‎HORSHAM, PA, 19044 US : Brand ‎CRC : Model ‎402508 : Product Dimensions Originally Posted By: 1 FMF i've not easily finding anywhere stating what friction modifier actually is made of. btfjwe cjh vmpltvg nmcl yawdfw mhidkr cjls quulsn ita rglyji uas nyaz pckwd ksm osqhw