Is this a good additive? oz.). . I was wondering if I go back with just the AmsOil Gear lube will I need the GM Additive. Apologies for any inconvenience . Apr 2, 2009. A trac-loc never really "locks." It is a limited slip, most commonly known by the GM term "posi" or "posi trac." The symptoms I have heard before when people failed to add a posi additive in a clutch-type limited slip diff starts with the plates " chattering" and slipping, like a worn out transmission clutch. The use of any additive in locking rear axles (G80) is not recommended and the use of additives will delay the engagement of the locking mechanism and may decrease axle life. Posts: 2,736. High Mileage Transmission Stop Slip with Leak Repair. The old time drag racing "speed secret" was to drain the rearend and add straight gear lube. For even more time savings, order what you need online and then pick it up at your Advance Auto Parts store. The additive allows the clutch plates to slip thus negating some of the "positraction" effect. Eliminates Slipping . Steve-Maine #520934 Wed Mar 25 2009 11:41 PM. Use with conventional GL-5 or synthetic gear oils. Car has 56k miles on it. 4. Bottle. Limited Slip Gear Oil Additive Buy It Now! CRC Posi-Trac Limited Slip Gear Oil Additive is designed to quiet chattering differentials and improve gear oil performance Quiets noisy gears, mixes with any gear oil, inhibits foaming and raises gear oil to GL-5 For use in all domestic and foreign cars and trucks For axles equipped with limited slip, posi-traction or traction equalizers Select a store to see pricing & availability Volume (Oz): 32 Ounce. CRC. Made In USA K&W Authorized Dealer. Airtex Fuel Strainer - Fs30 402508 - Trans-X Posi Trac Limited Slip Gear Oil Additive, 7 Fl Oz 402508 - Trans-X Posi Trac Limited Slip Gear Oil Additive, 7 Fl Oz. CRC 402508 Trans-X Posi Trac Limited Slip Gear Oil Additive - 7oz. 21,695. Allentown Pa. Aug 11, 2014. 00000 800-272-8963 crcindustries.com CBC Industries, Inc IS a global leader In the production of specialty chemicals for maintenance, repalr and operational professionals and do-it-yourselfers serving the automotive . I want to change the rear diff fluid in my '07 mechanical LSD. Search items. Additional friction modifier additive may be used to reduce LSD plate "chatter," but do not exceed eight ounces per one-and-a-half quarts of lube. Line: CRC. The posi additive (friction modifier) comes in 4 Oz bottles.about $12 each. Call (208) 664-2207 today. 4 Oz. Slippery Pete Fluid Pump for QUART BOTTLES - Transfer Gear Oil, Transmission and Differential Fluid With This 5cc Hand Pump (NOT FOR Red Line Quarts!) 2085 AV HAIG. Buy Limited Slip Gear Oil Additive Champion Performance Products 4 oz - NCB 4285V online from NAPA Auto Parts Stores. $8.73. It is designed to quiet chattering . Synthetics dont adhear well to the gears, but they work ok in ten bolts and twelve bolts due to the pinion location. NAPA Catalog Page. Posi traction additive, aka friction modifier for all Ford traction lock differentials used in Ford 8", 9", or 8.8" rearends with clutch disc type traction locks. If it's leaking out the fill plug it's over full. _____ '69 350/350 conv. If using non-"LS" gear lube, add four ounces of General Motors "Limited Slip Axle Lubricant Additive" per one-and-a-half quarts of gear lube (GM P/N 88900330/10-4003). Limited Slip Gear Oil Additive; 7 Ounce; Limited Slip, Posi-Traction, Or Traction Equalizers; TRANS-X POSI-TRAC Limited Slip Gear Oil Additive is designed to quiet chattering differentials and improve gear oil performance. You add this to the gear oil of your choice to help lubricate the clutches in the differential. . Your trusted source for quality drivetrain parts, accessories, and services. After you refill do 5 figure 8's in a parking lot starting from the right then do 5 starting from the left to mix it good. . Remember the old slot cars from the 60's and 70's in a 8 fashion? Mobility in soil No data available. Looking for thoughts on this. It is used for axles equipped with limited slip, posi-traction, or traction equalizers, for use in all domestic, foreign cars and trucks. Location: Kettering, Ohio. Reply . NAPA Auto Parts NAPA Montral. Check to see if its a 10 bolt or 12 bolt rear end. Quote Positraction additive - GM or not? Or is there something better I should look in to? Save $20 Off $200, $50 Off $500, $100 Off $1000 Orders . Crazy Larry, Mar 29, 2018 #2. Add your bottle of addative to that. Posi-Lock (R) - The Best Connectors You'll Ever Use! If your running a Ford 9 inch stay away from synthetics, regular 80w90 takes the heat out better. Toll Free: (800) 521-0628 (12/15) 3/31/03 7:51am. This item is not available for Sale. Thanks In Stock (76) Ships Today if ordered within the next: 5 hrs 39 min 15 sec. Get deals on automotive parts, truck parts and more. Stronger, Fabricated Steel Axle Housing with Forged Axles Designed for your restoration, upgrade or custom build we start with our USA-made, NEW fabricated steel axle housing. Save the time and headache of choosing the right parts for your Ford 9 inch rear end assembly and let the experts choose a quality, hand-assembled, street-tough complete package for you at an unbeatable value. #1. Bought 2 bottles of Lucas Gear Oil 80-90 for my rear differential 70 Chevelle SS with 3:31 posi). F-350 DRW Diesel w/5th wheel RV Hnirshunphobia is the fear of dirty dishes. . Do I need to put in any additive for the posi-traction and what # gear oil should I use? 85w-140 conventional gear oil and a limited-slip additive. View all items. The chatter is the cones or clutches rubbing dry and will wer them out much faster. See our selection of Posi and Limited Slip Differentials here at Drive Train Specialists. 2. oz.) Then tried Valvoline 80w-90 with and added friction mofidier and it lasted 5k and started to chatter. A different. Just squeeze the full tube directly into the differential. I had a Eaton posi trac installed on my 2009 Ranger 3.55 gears 28 spline 8.8 diff. Without the additive, the "posi" won't work. Reviewed in Canada on December 15, 2016. POSI-TRAC LIMITED SLIP GEAR OIL ADDITIVE SLIP DIFFERENTIAL SUPPING fl'z CRC. A locker mechanically locks the wheels together. The Valvoline product (85W90) has the additive already in it . It says on the bottle that the the posi additive is not necessary. Too much is just as bad as not enough. It allows them to "slip" better so they don't clatter and chadder. with posi-traction rear axle. On first start of the day pulling out of the drive way I get a small knock or jolt when it shifts, going about 15mph or less. TRANS-X POSI-TRAC Limited Slip Gear Oil Additive is designed . Deliver to: 60629 - Chicago, IL change. In Stock. 53moneypit . Two questions: 1. It's to stop the posi clutches from chattering. I already read that the safe route was 80W-90 conventional oil and a tube of LSD additive. I have been told many times by my differential guy that Ford's posi additive is the best although many others seem to work fine as well. Joined: Apr 9, 2002 Messages: 26,065 Likes Received: 2,583 . Chemical Solutions to Keep You Moving. We sell quality NAPA parts, Stihl chainsaws, blowers, and trimmers, and Toro lawn equipment! The Positraction name was used on various General Motors vehicles in the 1950s, '60s, and '70s; other brands at the time had their own names for . Closest store could not be determined, 94601 Get Directions. This is genuine Dana/Spicer posi trac or limited slip differential additive. Trans-X Posi Trac Limited Slip Gear Oil Additive, 7 Fl Oz. I pump some gear oil into the diff from its 1-litre container, then top up the gear oil container with this additive and . The name sure grip was used with the 8 3/4 rear ends. Fortunately, Advance Auto Parts is open 7 days a week. Years: 1964-1982 Applications: GM 10/20/30 series Truck, Suburban, Blazer and Jimmy. I pump some gear oil into the diff from its 1-litre container, then top up the gear oil container with this additive and pump the remainder into the diff . Including 88900330 - GM/AC Delco Limited Slip (Posi-traction) Axle Lubricant Additive (4 fl. The only . It's also how our reputation of being the best additives on the market has been forged - by proving real. The lube in the rear end was AmsOil gear lube and the additive from GM for the clutches. Our . Follow us. Save Share. 4oz Bottle Limited Slip Additive See more product details. Available at NAPA Auto Parts - Galena Auto Parts on Pointy. Additive Friction Modifier Trac Lok Posi Limited Slip Dana Spicer 43161. Use with conventional GL-5 or synthetic gear oils. NAPA may also have it available. 1-bottle good for 1- differential . Covercraft Two-piece Front End Cover - Mm42561 3. There's not enough lube in the 80w-90 gear oil for posi clutches. That will be there if your truck originally came with a G80. Looks like a trac loc unit due to the machined surfaces that the ring gear bolts go through, I would put the . I had a Convette once that I had to use a special additive for the Posi-Traction. # 10-4003 & 88900330. Positraction, or positive-traction rear end, is a brand name for a limited-slip differential (LSD), which helps distribute power to the rear wheels and ensures that they are spinning at the same speed. The Dana use two posi carriers, the better was called "power lok" the other was a "trac lok" which are not known for holding up well. 402508 (Item# 1006095) Version #: 02 Revision date: 08-21-2017 Issue date: 06-01-2015 SDS US. . Posi applications. MONTRAL, QC H1N 3E2 (514) 351-4210 Get Directions. Other adverse effects No other adverse environmental effects (e.g. Sep 26, 2004. dakotarubicon said: I noticed in the manual that it says Trac Lok needs a special "additive", but doesn't say what it is. The origional GM Posi additive was developed because owners of positraction equiped cars were complaining of chattering rearends when going around corners. Part #: 10-4003 Line: ACD. gear oil will say for use in posi trac/limited slip and won't need the additive,under heavy loads the gear oil could stand to be changed every 15k,what you will or may feel is when turning around corners the . Re: Posi-Traction additive. Jun 10, 2011 (Edited) Hey guys, I recently came across some some axles that the guy said they came from a 1995 Limited 4runner and he claims that they are Posi trac or LSD with 4.56 gears. I have a 1970 C-10 Chevy. Original GM Positraction Additive. Condition: New Brand: DANA SPICER . I added the first bottle of posi-additive from GM and haven't needed to add any more. Please select store. Any 80w90 with limited slip additives should be fine. This is Made In The U.S.A. 402508 at Advance Auto Parts. PRODUCT DESCRIPTION TRANS-X POSI-TRAC Limited Slip Gear Oil Additive is designed to quiet chattering differentials and improve gear oil performance. Add to cart. CRC Trans-X Posi-Trac Limited Slip Gear Oil Additive, you can quiet chattering differentials, and prevent jerking and slipping in just minutes. Sponsored Links. 5.0 out of 5 stars Must Use This Additive for Posi-Trac Differentials. Details. Select a store to see pricing & availability Compare. When quality auto parts are needed, fast, convenient service is important. If it still chatters after adding 8 ounces of the strongest limited slip FM available (the Motorcraft. Reserve Online Participant NAPA Rewards. Ask about fluid for a "posi" rear end. MotorKote Lubricant . GM 8.875" 12 BOLT 28 SPLINE HP LIMITED SLIP DIFFERENTIAL. They're probably Chevy guys and call all limited slips Positraction. Most good gear oils will already have the additive needed to make the clutches work properly, so you won't need the limited slip additive unless you use a sub standard oil. 01-23-2010 #2. It lasted 5k before chatter started. Smallville IN. To see of your truck has the G80, look at the service parts label in the glove box for G80 option code. Guaranteed lowest price! Use with conventional GL-5 or synthetic gear oils. For use in Trac-Lock, limited slip, and posi traction rearends. CRC - Posi Trac Limited Slip Gear Oil Additive, 207 ml. Reduces hypoid gear noise and clutch chatter Promotes smoother, quieter operation Extends clutch life Add to 9-Plus Racing Gear Oil 4 ounce bottle Item Details For Ford traction lock differentials used in Ford 8", 9", or 8.8" rearends with . It has the G80 code on the glove box sticker which I'm told means that it has the posi-traction rear end. Buy online, pick up in-store in 30 minutes. GM limited slip additive is formulated for use in limited slip, posi-traction rear axles, limiting excessive clutch plate friction . CRC Trans-X Posi-Trac Limited Slip Gear Oil Additive is designed to work with conventional, GL-5, and synthetic oil. FWIW most gear lube's have the additive anyway, but you do not need an additional additive. When you've been in the chemical additive business for over a century, you learn a thing or two. Verified Purchase. I am going to change the fluid. TRANS-X POSI-TRAC Limited Slip Gear Oil Additive is designed to quiet chattering differentials and improve gear oil performance. Improves gear oil performance Reduces friction, wear and overheating while eliminating chatter Use with conventional GL-5 or synthetic gear oils One 4 ounce bottle will do most differentials, although we do recommend two bottles for differential with more capacity, such as a Dana 80. I've read feedback from folks on . Big hint- you dont have a trac lok- Rubicons have the TRU_LOK, no addtive needed. Don't buy the separate additive if you can it smells awful and the smell . I don't see a ratio anywhere stating how much to use.hoping to get an expert so I don't add too much. Get it as soon as Tuesday, Aug 23. This bottle of friction modifier can be used and any and all Dana Spicer Trac Loc Posi Carriers to include Dana 35, Dana 44, Dana 60, Dana 70, and Dana 80 rear axle Trac Loc carriers.. Save on Trans-X Posi Trac Limited Slip Gear Oil Additive (7 fl. Napa oil and additive. For Use In All Domestic And Foreign Cars And Trucks. I'm not familiar with the internal workings of posi-traction. What you need for GM Posi-Trac Differentials ( limited slip ). Any questions call Doug Demoss at Quick Performance 515 232 0126. Aug 16, 2013. . Just got back from the auto store. . Its a hit and miss some times it happens and other times not to. Transtar Part #: 742J715. If you've ever put together a posi rear end in your Camaro or Firebird and forgotten this little bottle, you know how important it really is. At least they used to. I swapped out my 3.92 to 4.56, i gave the installer the gear/fluids minus the additive, they put it it. Material name: Trans-X Posi Trac Limited Slip Gear Oil Additive No. Eaton recommends mineral oil so I tried 80w-90 Motorcraft and added friction modifier. Joined: Dec 2003. Reserve Online Participant . Factory Air Relay - 20264 2. I know its best to use the GM additive, is this the right . Nitro Power Lock Posi, 3.73 & Down 55-64 GM 55P Pass Fits: 1958-1964 Chevy Impala 1958-1964 Chevy Biscayne . Posi Traction Additive, Ford Traction Lock, 4oz. ozone depletion, photochemical ozone creation Ontario, Canada. Limited Slip Gear Oil Additive Applications: For axles equipped w/ limited slip, posi-traction, or traction equalizers, for use in all domestic & foreign cars & trucks Posi track is a limited slip differential using a clutch plate to hold both wheels together. Torco Limited Slip Friction Modifier is the perfect lube additive for Currie differentials. I filled mine up to the pigs ear , that being lower than the filler cap. When a sufficient torque differential is applied, the clutch pack 'lets go' and the wheels are allowed to spin at different speeds. Use with conventional GL-5 or synthetic gear oils. This doesn't sound correct to me, but I have been wrong before. It is designed for use in axles equipped with limited-slip, posi-traction, or traction equalizers, and meets specs for GM, Ford, & Chrysler fluids. Store Hours . Free Shipping - Ships on 08/24/22 QTY . This K & W Chemical Trans-X Posi Trac Limited Slip Gear Oil Additive - Part # 402508 is universal and not specifically made for your 2005 Jeep Cherokee Grand Limited. Requires Positraction Additive which can be purchased separately. 71gold Frank Cooper Supporting Member. Calculate Shipping Ask a Question. The additive is atracted to the heat and keeps the clutches lubricated. From my understanding, the additive is for the clutches in the "posi". I want to change the rear diff fluid in my '07 mechanical LSD. $13.32. 100 Years of Performance, Efficiency and Longevity . What you need for GM Posi-Trac Differentials (limited slip). Posi traction/limited slip pretty much the same thing both have clutch packs which need a friction modifier(the additive Skip is talking about) added to the gear oil,a good brand syn. ACDelco Differential Oil Additive . I had a Convette once that I had to use a special additive for the Posi-Traction. Part #: CRL 742508. Posi trac Additive I have a GM posi trac with 3.70 gears and it has been sitting for several years. So, if you don't have the additivethe posi differential . Two questions: 1. . The reason additives are needed is that when the posi's are working they get hot and oil is repelled by the heat and moves away from the clutch packs. Additive Friction Modifier 43161. A regular 80-90 weight gear lube should be fine for a non severe duty rearend 'specially if you are going to change in a year anyways. then top up the gear oil container with this additive and pump the remainder into the . . Trans-X Posi Trac Limited Slip Gear Oil Additive, 7 Fl Oz.TRANS-X POSI-TRAC Limited Slip Gear Oil Additive is designed to quiet chattering differentials and improve gear oil performance. Add to wish list. It's good practice to use a thread sealing tape or compound on your plugs. Add To Cart Add to Wish List. AC Delco Lubricants. Thanks. ATF Type: Friction Modifier. Theo Former Member Send Private Message . View detailed images (1) Part #: CE-5012 $ 12.10. Thanks guys. This item: K&W 402508 Trans-X Posi Trac Limited Slip Gear Oil Additive - 7 Fl Oz. Maybe try what Brian has suggested; adding in 6 ounces of the XL-3 initially, and then add the other 2 ounces from the second bottle if and only if it still chatters after doing the figure 8s. NAPA Auto Parts Store Not Found. V-Ramp cross shafts provide additional traction as throttle is applied. Share this product . So today I picked up 3 qts of Valvoline 80W-90 gear oil and a tube of Trans-X Posi-Trac additive. Show More . Orders may take longer than usual to process due to manufacturers having issues receiving and shipping parts. : Amazon.com : Automotive. TWO bottles required per 10 or 12 bolt rear end. Ships from and sold by Amazon.com. Dodo Juice Diamond Pure Hard Wax 250 Ml. I use Royal Purple syn oil with some Ford skunk additive in 8 inch Ford diff with 4.62 gear with Ford posi . So today I picked up 3 qts of Valvoline 80W-90 gear oil and a tube of Trans-X Posi-Trac additive. 1-bottle good for 1-differential. The guy behind the counter at Advance said . Part #: MK-HL32-06 Line: DLB. I order a bottle of GM limited slip/posi additive for my rear axle, and an AC Delco bottle showed up: Genuine GM Fluid 88900330 Limited Slip Axle Lubricant Additive - 4 oz. You can also just use 80w90 and add a tube of LSD additive. Call now (815) 777-0986. Stop by 320 W Kathleen Ave in Coeur D Alene to find exactly what you need. Buy JEGS 62810K at JEGS: JEGS Posi Traction Differential/Ring & Pinion Kit for GM Truck 12-Bolt, [3.73 Ratio]. 80w-90. 1 - 5 of 5 Posts. K&W - Posi-Trac Limited Slip Differential Fluid Additive Important! I already read that the safe route was 80W-90 conventional oil and a tube of LSD additive. May 13, 2012.