Eaton Truetrac Clunking

In order for them to take the second defective unit back, I had to buy another one (this tine an eLocker) and can;t get my money back until Eaton gets around to testing the second defective Truetrac. Within the last year it has started to slip, (200k on it) making a sickening clunk sound. Top quality driveline components we offer are designed to fit many vehicles, they offer the same quality as original equipment driveline components. com is a product authorized by or in any way connected with any vehicle manufacturers displayed on this page. I have 163,000 miles on my CRD. Eaton's Detroit Truetrac was the first helical gear differential ever introduced into the automotive aftermarket. I'm thinking about putting up the money for the Eaton Truetrac. Instead of controlling slip like a clutch/cone system, the gears are actually torque multipliers. Interested in what has changed from the 5th edition to the 6th? Click to learn more. The T-Loc is the typical clutch-type LSD, which works just fine with street tires and/or lower power. Hello everyone, new to the sub. Got it changed out to an Eaton Detroit Truetrac limited slip and guess what? No more clunck in the drive shaft or what I thought was the drive shaft clunking. i'm making my '71 travelette 4x4 4 speed and it's my main tow rig and will see time at the truck pulls. Are you running a Eaton Detroit Truetrac? chmhasy slack i. Precision forged gears, high strength materials, and high-tech manufacturing procedures make the TrueTrac one of the most durable and reliable limited slip lockers on the market today. The stock rubber bushings in things like the rear lower control arms, sway bar, shocks and the panhard rod could be completely worn out. 90s with 150hp of spray have 480 hp motor Drag week quickest street rod 2009 2010. if the price is right then by all means give it a go. Eaton TrueTrac Quaife Ashcroft ATB I agree with how Ashcroft puts it, the Quaife Torsen is the high level lifetime warrantee top of the bill product, at equivalent price. 56's and a Detroit TrueTrac. All oem diff fluid has the friction modifiers in it and I'm looking to get the most performance and not a,quiet diff so looking to change it. No torsen should ever clunk or make any noise. I ran an Eaton Posi in my 31 spline 8. com Forums Community. For the price and the miles, it was a good, low cost answer to better traction. Truetrack people, My TT makes a clunky knock coasting up to lights etc at low speed, under acceleration and speed its great no noise at all but as i start to slow down in traffic etc, (I have an auto) in drive for ex as I coast through a low speed area, or up to lights or a stop, or just car park cruising etc, the diff makes a clunky knock, it almost sounds like the pre-load spacer block that. No clutches to burn up. An Eaton Truetrac for the Dana 44; and one being installed in a fifth-gen Camaro rear housing. i have a dana 60 front and a 4 speed trans, i'm going to use a lock right in the front. Re: TrueTrac Clunks Making Turns at Low Speeds The guy I talked to said he's never heard of anything like this before and to check other things. No expensive. net Mustang Forum. You'd never even realize it's there until you need it, and it made no changes to the car's predictable nature. The Powertrax unit is a light duty locker. I only drove the vehicle as a. I have bruces aluminum bushing kit, the only noise I get is the normal clunk noise from the driveline. i have been daily driving a tru trac for a couple of years now, and i haven't run into any of the problems described in this thread. The next step is a big one if I choose to re-gear since the cost wlocker will be over 2k. and a clutch style LSD and my next purchase will be for a TrueTrac with lots of clunking noise. 5" FFPackage deals available featuring OE gear sets from AAM American Axle and Dana Spicer as well as aftermarket sets from Dana SVL and Yukon brand ring and pinion gear sets. com and affiliated sites. Sky_Render wrote: An Eaton TrueTrac will get you 90% of the performance of a T-2R for half the price and twice the durability. Example: TrueTrac, Eaton Posi, Auburn LSD, TracLok, Torsen Off-Road 3 of 5 On-Road 5 of 5 Average price $300-600-Auto / Mechanical Locker - Uses mechanical teeth, cams, springs, to ensure 100% lockup when throttle is applied. It is neither inferred nor implied that any item sold by CARiD. My buddy and I believe this is the source of the clunking noises we're hearing. Took it apart again, swapped over the exciter gear from my old carrier so now I have ABS again, put in the conventional 80w90 diff fluid and tightened things back upwhat a difference now, no clunks and no noise, except if you turn a corner and get on the gas it. I've got to find center section w/3. The reason I was concerned is my last Eaton Posi lasted 4 years and the clutches wore enough to cause spider gear slop. Chevrolet Silverado 1500 Transmission Problems See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. **Pricing does not include shipping. net Mustang Forum. Eaton's TrueTrac was the first LSD to use helical gears over clutches, eliminating the consumable clutches and further reducing the noise of chattering clutches. After searching here and generally, I can’t seem to find any limited slip options for the 32 spline Dana 60 full float. Generally speaking, the Detroit Locker (now marketed under the Eaton name) is used for dedicated racecars. If you install a torque sensing limited slip such as the Eaton Truetrac you will probably find the steering is acceptable, but it again will pull fairly hard to center (trying to steer straight ahead) whenever you hit the throttle hard, especially at lower speeds. Works great. For 99% of the rigs out there, lockers are a waste and the Eaton TrueTrac is where it's at in terms of actual performance for rigs not competing & not scaling 90 degree slabs on a timed run, return on investment, and ease of maintenance/repair in a shit-hits-the-fan scenario. Started with a symptom where I could here a mild thunk when turned left. Mechanical locking differentials will bang & clunk during normal operation. It has been great. I got my t56 and rear end back. John Dynacorn '67 Fastback, Dart 363, Magnum 6 speed, 3. Eaton posi units are an option on 12 bolt rear ends. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon. Dana 70 (267 RBI) Axle Description. Ford F150 Truck Drive shaft Slip Yoke noise clunk - I created this video with the YouTube Video Editor (http://www. Another strength consideration is pinion-shaft diameter. Eaton Trutrac is a torsen diff just the same as a Wavetrac. its a little cheaper than a tru trac but what i read says the tru trac works a little better in extreme differences of traction. the truetrac is built more of offroad then on the streets" is this correct or should I have someone else look at it?. 5" rear axle clunk There is a clunking sound coming from the rear end. You can't go wrong with Eaton to support the 800 lbs beast of the 4BT in a Jeep Swap. DIFFERENTIAL BASICS What a differential does: -Differentiates wheel speed from side to side to enable smooth cornering. Kevin 93 9C1 L05, Ex. within the Suspension and Steering forums, part of the CJ Forums category; I'd like to hear from people ("guys" no longer covers the waterfront, does it?) who have reworked worn-out front ends. Great modification and if I did it all over again I would definitely install the eaton again. The Truetrac has always been quiet, but that's based more on how they work. Page 2- Axle size ? Rearends and Differentials - Mark Williams Enterprises. i have a dana 60 front and a 4 speed trans, i'm going to use a lock right in the front. Welcome to the Australian Ford Forums forum. You have to give it a really good tug. We usually use the factory gasket not for sealing the 3 rd member to the axle housing, but for a template when doing the modifications to the housing. 83 CJ7 its time to get it done. Instead of controlling slip like a clutch/cone system, the gears are actually torque multipliers. This is my first truck with the anti spin and I have noticed in really slick situations, like ice, that the rear end can break loose and the whole rear end can start sliding sideways - so be aware of that in low traction situations. Instead of controlling slip like a clutch/cone system, the gears are actually torque multipliers. The guy at Eaton did say that Lucas was good. Thank you to jake in sales for the product knowledge he has and pricing coupled with the professional attitude I quickly found a new Eaton TrueTrac complete rear differential family waiting for their new home. About the same, the locker will clunk and the spool will chirp tires on sharpe curves. Long-Term Test Update: 2005 Toyota Tacoma PreRunner. Detroit Truetrac clunk noise in rear while turning with Dana 35 at 40k on Truetrac mostly when running it hard, once cool no noise, have proper oil per Eaton, ??? Time to replace Limited- Slip ???? Detroit truetra clunk noise when turning - Jeep Wrangler Forum. Yeah, I'm puzzled as to how it broke. Note This differential will make some noise Clunking sounds occur during engagement & disengagement. The Eaton Posi limited-slip differential is the perfect way to control traction in street rods, light duty pickups and all types of tarmac running race cars. We work together to preserve, restore, drive, show, race and provide fellowship for these classic cars. Increases traction significantly, smooth on the street, reasonably priced, but never 100% locked. Rear Differential Grinding Noise On Take Off from a stand still. This time, they lubed the run channel to prevent it from binding or sticking. This is a night time video of The Grinding noise heard coming from an Eaton True Trac. -STD open differential. In fact, Eaton has even taken their respected Detroit Truetrac and adapted it for use in the new Camaros, and offers a great balance of streetability and hardcore performance. Expensive but worth it. Anybody know what it could possibly be? Thx Mathew. This will provide perfect street manners you won't even know it is there. It is also an excellent front axle application choice for a vehicle that is both a daily driver and a regular off-roader. Backlash is at. At a stop, when I pulled away, heard a clang, bang, clunk. If you want something stronger then the Eaton Posi is good. If your running an Eaton Truetrac, they say don't take it apart and run straight mineral oil and no additives or synthetic, not sure if that's what you have or not. No torsen should ever clunk or make any noise. I want to upgrade to a 30 spline axle with a Detroit TrueTrac differential in the future. I like the Eaton 3rd member exchange mentioned elsewhere here. This forum will always be happy to help you find more ways to spend money. So if you have a wheel in the air it isn't going to do anything. Application of the brake is used to get a Detroit to lock up faster. less wear on tires, less wear on trans. 25", 31-Spline, Axle Shaft Dia. Skip to content. once its engaged its noise free-ish this car is LOUD!. I would fight as hard as you can to get your money back. Follow along as we detail the tech aspects of the Truetrac, and give a street/strip 5th Gen Camaro's independent rear suspension a big traction upgrade. I do see an ARB locker, but I am more interested in an LSD. the car lurches a bit and drops an annoying clunk sound to the dismay of. Turns out it was wear in the spider gears in the rear diff. Filthy Motorsports carries a wide range of parts, gears, and upgrades for the GM 10. Eaton 35 Spline Detroit Locker A very strong mechanical differential Features. If you just want something to get you around in the snow then a good used Governor Lock will work fine. I only drove the vehicle as a. That was all with Ford 3. The track loc is similar to the tru trac in result, it just gets there a different way, using clutch packs to adjust the power and torque split to each axle. What can cause this? What is the best oil for a truetrac and what weight? Currently running 85w140 GL5 non syn. The due date for Issue 105 preceded the TDR's invitation to visit with Cummins and Ram at our national-type event in Columbus, Indiana that was held in mid-June. I would fight as hard as you can to get your money back. Eaton truetrac clunking noise I have an eaton truetrac that makes a horrible clunking noise and vibration when you coast in neutral or with clutch in at any speed. The Detroit has a certain amount of play which will provide a nice "clunking" when you put it into gear (or shift if manual) from time to time. Additionally, our vaunted member (who has faded away due to other committments), Jim Allen, who is a noted technical automotive writer and avid 4x4 enthusiast with decades of experience on the "trail", also specifically warns against such fluids in the helical gear diffs. Installed full float differential with Eaton Truetrac and new axles 4 years ago/76,000 miles approx. 78 60' 385HP/380TQ. GM 12 Bolt Truck / Posi / Gears / Bearing Kit / Package-GM 12 Bolt Truck Clutch Style Posi UnitGM 12 Bolt Truck Ring & Pinion Gear SetGM 12 Bolt Truck Master Bearing / Install KitOptional Solid Pinion Spacer UpgradeAll Parts Include 1 Year Manufa. My Strange axles won't work with Moser centers. Find helpful customer reviews and review ratings for Detroit Locker 913A591 Trutrac Differential with 30 Spline for Dana 44 at Amazon. 5 but my friend has a ls camaro with a dana 60 with roughly 1,600 -1800 hp and it holds up just fine. Follow along with us as we review the technical details of the 5 th Gen Detroit Truetrac, and install one (Part #912A686) in a street/strip LS3 powered 2010 Camaro SS. 11 $200 for a posi! it was unacceptable on I95. Eaton TrueTrac GM 8. 5" Series Axle with 1. Sky_Render wrote: An Eaton TrueTrac will get you 90% of the performance of a T-2R for half the price and twice the durability. i'm making my '71 travelette 4x4 4 speed and it's my main tow rig and will see time at the truck pulls. nissan titan purchased in march, with approx 4,000 miles the truck began to shake when braking. You might want to check that fluid level again, I would. You could also try going to the 555 Drag Radial, they supposedly have decent treadwear and will have better grip. 2″ GM pass, 63-79 Cast Iron Corvettes. im goin to switch from a 741 to a moser 489 with the truetrac and 3. Increases traction significantly, smooth on the street, reasonably priced, but never 100% locked. I'm used to driving a 4X4 and the winters where I'm in, in Canada can get pretty harsh at times. Disengages around corners. Eaton's TrueTrac was the first LSD to use helical gears over clutches, eliminating the consumable clutches and further reducing the noise of chattering clutches. Q: When does the Truetrac lock up? A: The Truetrac is a helical gear limited slip differential and never "locks up". 2 The Detroit Truetrac differential by Eaton comes with four helical gears under the attached plate. Filthy Motorsports carries a wide range of parts, gears, and upgrades for the Dana 80 axle including ring and pinion sets, axle rebuilt kits and bearings, differential covers, upgraded axle shafts, heavy duty u-joints, oil, and more. even what most call a locker arent ,ie gov-lock. Available parts include the AAM TracRite PC Limited-Slip Differential, Eaton's Detroit TrueTrac, Ring & Pinion Gear Sets, Bearings, Install Kits & Seals. Overnight my rear end leaked oil into the driveway so it is officially out of commission or going out of commission. Install and Review: Eaton Detroit Truetrac For The 5th Gen Camaro SS. Spicer) within the Drivetrain forums, part of the CJ Forums category; I want to replace the U-Joints in my Dana 30. On the road, accelerating hard out of tight corners feels good with no clunking, and always gives me the traction I need. Example: TrueTrac, Eaton Posi, Auburn LSD, TracLok, Torsen Off-Road 3 of 5 On-Road 5 of 5 Average price $300-600-Auto / Mechanical Locker - Uses mechanical teeth, cams, springs, to ensure 100% lockup when throttle is applied. The Truetrac (posi) is a helical gear limited slip differential and never "locks up". Instead of controlling slip like a clutch/cone system, the gears are actually torque multipliers. the truetrac is built more of offroad then on the streets" is this correct or should I have someone else look at it?. Just drift your sharp turns and go light till straight when starting off making a turn. Aam trac loc works like the tru trac. I have recently got a 10bolt salisbury diff cut down and coverted to disc brakes for my UC Torana and Im trying to work out what to run a LSD center or for bit extra coin do I just go an Eaton Trutrac center ?. yea,we are using a Detroit Tru-Trac carrier,the case is a Moser Engineering Nodular case,and a aluminum pinion support. I'm looking into getting an Eaton Detroit TruTrac and possibly regear to 4. lsd in front of gxl Unread post by shane105 » February 8th, 2011, 9:29 am hey there guys i have had the pleasure of finding chucks of spider gears in my diff oil after a loud clunk the other dad so heres the question i had the plan of fitting a air locker in the rear of my cruiser and was wondering if i can put the rear lsd in the front or. Additionally, our vaunted member (who has faded away due to other committments), Jim Allen, who is a noted technical automotive writer and avid 4x4 enthusiast with decades of experience on the "trail", also specifically warns against such fluids in the helical gear diffs. if the price is right then by all means give it a go. Eaton also produces a helical gear limited-slip differential called the Truetrac. My idea was the best bang for the buck was to leave the factory limited slip in the rear and install a trutrac in the front. All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only. 6", 10 Bolt Rear End: Splined Drives - Amazon. Only during cornering and load it would make this clunking sound, I knew what time it was and ordered an Eaton Truetrac and Yukon axle overhaul kit from Summit racing. Free Shipping at Quarter-Max!. Last night It got worse and heard a clunk clunk clunk. Eaton specifically designed and built the Detroit TrueTrac locker for use in 4x4 vehicles and to withstand the abuses of off-roading. really thinking from what i'm learning is the Eaton truetrac is the way to go but more $$$$ talked in email to quick performance and they said I need a 35spline for my power goals and was trying to push me to a locker as it was like $400 less. The most common noise is a steady whining or grinding that increases with vehicle speed - that usually indicates problems with the bearings or gears. Dana 80 Hybrid (286 RBI) Axle Description. I got my t56 and rear end back. all gears no special fluid or clutches. The Detroit Truetrac was the first helical gear differential ever introduced into the automotive aftermarket as an Eaton brand. Found a place to park, opened hood, and yup, blower belt no longer on, missing passenger side idler. Eaton Detroit Truetrac Differential, Type: Limited Slip, Ring Gear Dia. Eaton posi units are an option on 12 bolt rear ends. Differential and Gear Basics We have a gear, RPM, and tire size calculator HERE. Both rear tires must measure the same height from the ground to the top of the wheel in order for a locking differential to work properly. The reason I was concerned is my last Eaton Posi lasted 4 years and the clutches wore enough to cause spider gear slop. The ingenious design limits the speed of each wheel to 1. I will be installing 4. Im not sure. Note This differential will make some noise Clunking sounds occur during engagement & disengagement. i looked up parts for the g80 gov lock i'm guessing i need new clutch disks, god what a shit design. Re: TrueTrac Clunks Making Turns at Low Speeds The guy I talked to said he's never heard of anything like this before and to check other things. summitracing. There is a thread on the couple changes that you have to make, they are nothing big and any shop that does differential work should be able to handle it. Ford 9 Strange Aluminum Complete Center Section / Third Member-All New, Built to OrderFully Assembled, Ready to Bolt inStrange Engineering N1901 / N1904 Aluminum CaseMotive Performance Ring & PinionTimken USA BearingsSolid Pinion SpacerYour Choi. So now I am forced to buy another complete axle, gears, locker (NOT ANOTHER TRUETRAC) and trying to figure out how to get my daily driver back on the road to give my daughter her jeep back. When does the Truetrac lock up? The Truetrac is a helical gear limited slip differential and never "locks up". Regular clunking every few feet may indicate broken ring or pinion gears. Eaton posi limited slip differential Eaton also has the "Detroit Truetrac Differential" using helical gears. I drove easy for 500 miles and replaced the fluids. Instead of controlling slip like a clutch/cone system, the gears are actually torque multipliers. Vibration at 55mph+ everything has been tried. Adair, fellow mechanic Daniel Parker, and drivetrain repair expert Jack Robertson removed the old locker and replaced it with the new Eaton Detroit Truetrac in about four hours, at Truck Supply and Outfitters in Tuscaloosa, Ala. Will post solution when solved, pretty sure its the locking mechanism. It did this repeatedly the whole time going up the driveway rather rapidly. When shifting from reverse to forward or vice versa I hear a clunk. A lift and a rear diff lock. Today, you can get a Detroit Locker for Ford 9- and 8. I'd go with a Detroit in your case You didn't mention what rear it was going in, but since you called a Trac-Loc I'll assume a Ford 8/9". 84 Mustang 5. The TrueTrac diffs do have a known problem of clunking also, just Google "TrueTrac clunk" and you'll see what I mean. The limited slip differential (LSD) is a great upgrade to your car, and Eaton has been building them for years. If it is happening with or without drive shaft when turning it is the truetrac. I had a loc-rite in my Skylark that would act like a spool about 50% of the time. The due date for Issue 105 preceded the TDR's invitation to visit with Cummins and Ram at our national-type event in Columbus, Indiana that was held in mid-June. View attachment 1715318536. The Eaton tru trac is supposed to be a good one My fabulous web page Made it to the track yesterday and the truetrac seem to work fine still making a clunk. 25", 31-Spline, Axle Shaft Dia. As noted, a Trac-Loc is quiet unless it's torn-up while a Locker will make noise, mainly clunking, on turns. In an automobile, such limited-slip differentials are sometimes used in place of a standard differential, where they convey certain dynamic advantages, at the. Disengages around corners. Rebuilt, Red Powder Coated Rear end with Major Install Kit and Eaton Truetrac, DSS 1-piece shaft, Tuned by BV. if the price is right then by all means give it a go. Get your 2010 Ford F-150 back in shape with a new Rear Axle Assembly today! AllUsedParts offers a range of genuine used OEM Rear Axle Assemblys guaranteed to fit your Ford F-150. A Lock Right is easy to install, but pops and jerks some. I have been putting off the rear differential in my car until I have it almost fully driveable. I know there strong pieces as your describing thats why I bought the thing and spent like $500 bucks on it. He usually put sand bags in the box to help with traction. It is neither inferred nor implied that any item sold by CARiD. Can I repair the Truetrac if I need to? The worm gears inside a Truetrac are maintenance free, and do not require regular service. Update: Took it back on Tuesday. Instead of controlling slip like a clutch/cone system, the gears are actually torque multipliers. West Coast Differentials has three different locking differentials available for the Nissan Titan Dana 44 Rear axle (M226-32 Spline). I sell quite a bit of the Eaton/Detroit TrueTrac worm gear drive differentials for performance street use. 19694-010 Eaton Posi Limited Slip Ford 10. I ordered the weld on ones from riffraff diesel and couldn't be more happy. they dog in and out and can be noisy if you can live with that then no not really. Filthy Motorsports carries a wide range of parts, gears, and upgrades for the GM 10. The trick is just enough to engage but not so hard you break something banging it in at higher wheel speed. This carrier unit was professionally. need help replacing rear wheel bearings and axle seals Well, finally found what that noise for the last 3 years was. It was also absolutely perfect on the street, with no clunking or unwanted. 91s, Eaton TrueTrac, and Harrop cover installed. Ive got a 96 tahoe with a mighty big clunk in the rear. The stinky stuff. i never had any experience with a detroit true trac. com is a product authorized by or in any way connected with any vehicle manufacturers displayed on this page. A truetrac puts about 3 times the torque to the wheel with traction than the spinning wheel needs te get spinning. Aam trac loc works like the tru trac. 5 times faster or slower than the opposite wheel to provide full-time traction while still. Hi all This weekend at Tierkloof made me realise my Jeep really needs two things. Mustang Driveline Upgrades: How to Build and Modify Although the engine and transmission usually get the most attention the driveshaft and rear axle assembly are two essential parts of the equation. I'm used to driving a 4X4 and the winters where I'm in, in Canada can get pretty harsh at times. Axle is $500. Within the last year it has started to slip, (200k on it) making a sickening clunk sound. A Limited Slip Differential (LSD) sometimes referred to as a "Posi" will allow both rear wheels to put the power down on the pavement giving you better traction and more impressive burnouts. Before that, Gleason produced a perpendicular pinion, helical gear limited-slip-device. Call the Detroit Truetrac experts at West Coast Differentials today for pricing, application information and expert technical advice at: (800)375-6849 We stock the entire line of Eaton Performance Differentials, including the Detroit Locker®, Eaton ELocker®, Detroit Truetrac® and Eaton Posi™. yea,we are using a Detroit Tru-Trac carrier,the case is a Moser Engineering Nodular case,and a aluminum pinion support. Differential, Eaton Detroit Truetrac, 28-Spline, GM, 8. Street: Eaton (clutch) is hard to beat Race/Crawl: Detriot (locker) is it for me. So yesterday after a 3 hour trip which included some spirited highway driving my rear end started making clunking noises when turning at slow speeds once I got to my destination. 8 Torsen just couldn't take it. Welcome to the Camaro5 Chevy Camaro Forum / Camaro ZL1, SS and V6 Forums - Camaro5. Dealer said there is nothing they can do to fix it. It’s a selectable locker, being push-button, 12-volt, and electronically activated. " I just back from going to 3 different auto stores and every gear oil except the store brand cheapo has some type of additives. The next step is a big one if I choose to re-gear since the cost wlocker will be over 2k. Eaton specifically designed and built the Detroit TrueTrac locker for use in 4x4 vehicles and to withstand the abuses of off-roading. Call the Detroit Truetrac experts at West Coast Differentials today for pricing, application information and expert technical advice at: (800)375-6849 We stock the entire line of Eaton Performance Differentials, including the Detroit Locker®, Eaton ELocker®, Detroit Truetrac® and Eaton Posi™. So if you have a wheel in the air it isn't going to do anything. Eaton TrueTrac -- Self install or pay someone? Aug 07 2017, 6:56pm Was going to replace the right rear axle bearing on the 2013 Silverado 1500 work truck I just purchased a couple months ago and when I opened up the differential discovered the planetary and satellite gears were all chipped up. Eaton / Auburn units are your traditional Limited slip friction type units. I do not want to do this again in the future. A limited-slip differential (LSD) is a type of differential that allows its two output shafts to rotate at different speeds but limits the maximum difference between the two shafts. Detroit Locker posted by Editor Detroit Locker Probably the most durable design available, these are the king of traction differentials. The Eaton Posi limited-slip differential is the perfect way to control traction in street rods, light duty pickups and all types of tarmac running race cars. Eaton Performance has just released their new Detroit TrueTrac for the long ignored Dana 70 Rear Axles. If this is your first visit, be sure to check out the FAQ by clicking the link above. As I've already mentioned, another option for the 8. It remains the leading helical gear-type limited slip differential in the industry. No clutches to burn up. The Truetrac (posi) is a helical gear limited slip differential and never "locks up". 10's with an open diff. Differential problems are sometimes hard to diagnose. Not sure which one I should be looking at. Clips on driver side head light broke. Click for resources matching Automotive Technology 6th edition. Eaton has approximately 100,000 employees and sells products to customers in more than 175 countries. yea,we are using a Detroit Tru-Trac carrier,the case is a Moser Engineering Nodular case,and a aluminum pinion support. " I just back from going to 3 different auto stores and every gear oil except the store brand cheapo has some type of additives. Precision forged gears, high strength materials, and high-tech manufacturing procedures make the TrueTrac one of the most durable and reliable limited slip lockers on the market today. when i first installed it i do recall hearing some light popping, but it seemed to go away within a couple of weeks. No clutches to wear out and a lot nicer on the street then a Detroit Locker which Eaton also makes. 11 R&P put in myrear diff. Jeep grand wagoneer dana 44 rear axle unit complete (gray court sc) Sold at 350 $ This unit came off the 1990 grand wagoneer pictured. Chevrolet Silverado 1500 Transmission Problems See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. i have some pretty significant slack, or slop in the driveline, resulting in very significant thud and clunking noises, esp. Eaton Trutrac diff center are they worth it - posted in Driveline: Hi all. This carrier unit was professionally. Eaton (EAT) Clutch type, similar to Trac-Lok in design, yet far stronger like a Power-Lok, and, more aggressive and better lock-up similar to the Power-Lok design. Note: This differential will make some noise. They can be had for ~$475, and lots of Mustang guys are running those with great results. Example: TrueTrac, Eaton Posi, Auburn LSD, TracLok, Torsen Off-Road 3 of 5 On-Road 5 of 5 Average price $300-600-Auto / Mechanical Locker - Uses mechanical teeth, cams, springs, to ensure 100% lockup when throttle is applied. If you find one with the 3. I have bruces aluminum bushing kit, the only noise I get is the normal clunk noise from the driveline. Chevrolet Silverado 1500 - Differential / Gear Oil Replacement (Rear) - Gilbert, Arizona My first experience was great. The truetrac is a simplified design (3 pairs of gears instead of 6) in a cheaper construction, at half the price. In order to install your differential, you are going to need a couple of parts. Re: Eaton true trac sure grip replacement options « Reply #18 on: June 14, 2016, 04:17:45 PM » Ok I took a good close look and the axles show no sign of twisting, and since I am moving more into old man cruising mode I won't be beating it like I used to so I think I will probable just go with the clutch power lok in the 742 case that Cass. Wavetrac, if so what is the on road difference compared to the Truetrac and was it worth the cost. West Coast Differentials has three different locking differentials available for the Nissan Titan Dana 44 Rear axle (M226-32 Spline). Original VR V8 manual now with a LS1 6 speed conversion for sale. After re installation, the clunking is the same. However, came up on some troubling posts of a not too uncommon issue that results in the bolts backing out of the Truetrac. 2) clunk noise at low gears when letting the clutch off or engaging it. all gears no special fluid or clutches. drain the rear and see whats in there, sounds like you might be ready for tru trac oh when I drained mine big chunks came out the posi trac is fun work the petal right and on slick roads you can get up to speed quick! goggle eaton tru trac good luck and why let the dealer sell you another cheap *** rear end ? overpriced too BTY. Free Shipping at Quarter-Max!. We fish out here CA Sierra's till ice over and we get on it right at ice out. really thinking from what i'm learning is the Eaton truetrac is the way to go but more $$$$ talked in email to quick performance and they said I need a 35spline for my power goals and was trying to push me to a locker as it was like $400 less. 2 The Detroit Truetrac differential by Eaton comes with four helical gears under the attached plate. Check with your Eaton reseller or partner to get actual pricing. 99 cobra has 28 spline 01-04 have 31 spline. Filthy Motorsports carries a wide range of parts, gears, and upgrades for the GM 10. Torque Sensitive Mechanical Unit • Automatic locking differential • Clutchless & maintenance free • Strong & aggressive unit • Operates in forward & reverse. Instead of controlling slip like a clutch/cone system, the gears are actually torque multipliers. Loud clunking in rear. These options include the Dana Spicer original factory electric locking differential, Eaton’s Detroit Truetrac and the ARB Air Locker. Usually it's when creeping in traffic and riding the brakes a little too long in a curve. I'm used to driving a 4X4 and the winters where I'm in, in Canada can get pretty harsh at times. Eaton 35 Spline Detroit Locker A very strong mechanical differential Features. 70 Eaton Truetrac in a fabricated full floater 9", SorT coil over suspension. This means it is normally locked during straight-line driving and sends 100% of the available torque to both wheels equally. It is never really locked like a spool or locking differential, but I think they can work decent off road. 8 2 Quarts Redline 75w-140w synthetic gear lube 1 Tube Friction Modifier At this price you will need to re-use your outer OEM CV joints.