12 bolt pinion seal replacement. The pinion/yoke area is pretty greasy, so I thought it would be a good chance to replace I'm replacing my pinion seal and my first thought was to re install the yoke with impact on low torque until the socket stops and then torque to about 100 Ft/lbs. It came with a pinion seal, 2 axle seals, cork cover gasket and a new nut. 73:1 Ratio, 30-spline, Standard, Designed for Carrier Cases with A 3. Locally they want $80-$100 plus parts to install a new seal and A leaky rear end can be embarrassing and leave messes everywhere you go. I took some 400 grit to the yoke and polished it up real good before I reinstalled it. I have also I tried changing the pinion seal on a 3. 875 in. You're just jealous because you can't hear the voices! 1967 Olds Cutlass 468 Howdy everyone, today we're sliding back under the 2003 Suburban 1500 to take care of yet another rear differential project, this time replacing the rear pinion seal of the driveline. The main thing to do is to count the number of turns it takes to remove the nut that fas pinion crush sleeve and pinion bearing install. (12-bolt), Truck, 3. Locally they want $80-$100 plus parts to install a I'm installing a 12-bolt rear axle from an 81 Chevy 1/2 ton in a project truck - more on that later. I go over the steps and procedures necessary to I have seen on here many times that the pinion seal for the 12 bolt car rear end isn't available anymore and all that's out there is the truck 12 bolt seal. If you've got a leaky 12-bolt GM rear diff pinion seal, never fear! Davin is here to show you the only way to repair it. . While mechanically inclined I have limited experience working on differentials. A failing pinion seal will leak which can ruin the differential. Now I'm sticking a new pinion seal into it to replace the old one which Does your rear differential leak gear oil everywhere? Do you keep installing a new pinion seal and having the same problem? Here's the fix. The rear pinion seal on my 12 bolt is leaking like crazy. I have driven it about 10000 miles since and it developed a pinion seal leak recently. 31 geared 12 Bolt once and I didn't touch the crush sleeve. It appears this kit has a car seal that is There is a 12 bolt car and a 12 bolt truck seal and they are different. It appears 12 bolt differential pinion seal replacement The 1967 - 1972 Chevrolet & GMC Pickups Message Board The rear pinion seal on my 12 bolt is leaking like crazy. Ring and Pinion Gears, GM 8. I've also heard that Also check the pinion yoke for wear where the seal rides, if it's worn it won't ever seal without a speedi repair sleeve. Chevy 12 bolt rear axle rebuild, 10 bolt and ford 8. posi limited slip I just replaced my 15 year old leaking 8460N with a new 8460N, seated all the way in and it's just fine. On my off-road toy (Jeep), I had the Dynatrac front and D44 rear axles built with Crush Sleeve Eliminator kits, which use a spacer and shims to set bearing preload instead of a crush Timken 8460N Pinion Seal fits all Chevy 12 Bolt rear ends in Chevrolet cars, I neglected to make a scratch mark on the 1 1/8 nut when I spun it off the pinion flange of my Chevy 12 bolt rear. 8 are similar. My pinion seal was leaking and after doing some homework on the subject, I learned the 12 bolt car seal was no longer made, only the truck seal. I believe this would take out any free play and 2many projects Member from On top of Mount Pisgah Does anyone know the torque spec for the pinion flange? I neglected to make a scratch mark on the 1 1/8 nut when I spun it off the pinion flange of my In this video I go over the steps and procedures necessary to replace the pinion seal on a GM truck or SUV. It lasted about a week until the ring gear chunked due to the pinion gear riding into it from a lack of I have learned that most pinion seals available for the 12 bolt rear are for truck 12 bolts, and may need to be "shimmed about 1/16" to 1/8" from the housing so that the seal does not ride on the outer pinion Find Parts and Accessories 12 bolt pinion seal KEYWORD, In Stock Filter Options, Vendor In Stock Filter Options and get Free Shipping on Orders Over $109 at Summit Racing! A pinion seal keeps oil in the differential and keeps water, dirt, and debris out. The problem is I can't get it to stop leaking around the pinion seal I assembled a 69 vintage GM 12 bolt three years ago for my 68 Chevelle. While comparing pinions seals, I noticed the difference in length's. I swapped rearends in my 74 Malibu for a 12 bolt supposedly out of a 1970 chevelle. So I pulled the pinion yoke off, pryed out the This video will show you how to replace the differential pinion seal. 73 and Up Gear Ratio, Kit Part Number: YGA-10627 The Ratech 6109 is the correct pinion seal to use in a "car" 12 bolt rear.


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