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  See more parts for Buick Apollo
Select the year of your Buick Apollo:
Yukon Gear & Axle YMS99152 7.5 Inch 8.2 Inch GM Redi Sleeve Yoke Saver - YMS99152

If you're looking to keep your ride's rear end tight and leak-free, the Yukon Mighty Seals are a solid choice. These seals are crafted using some of the latest design and manufacturing tech, ensuring a snug fit that can handle the test of time. Seriously, these things are built to last.

What makes them stand out?

  • Comes with a Pinion Redi-sleeve, which is great for protecting your yoke from wear and tear.
  • Designed to fit GM 7.5", 7.625", and 8.2" differentials—so you know you’re getting the right gear for your setup.

Now, let’s talk fitment. These seals are compatible with a bunch of classic and modern rides, including:

  • Buick Apollo (1973-1975)
  • Chevrolet Camaro (1967-1970 & 1982-2002)
  • Chevrolet Impala (1964-1972, 1977-1985, 1994-1996)
  • Pontiac Firebird (1977-2002)
  • And many more—check the list for specifics!

Whether you're restoring a classic or just keeping your daily driver in top shape, these Mighty Seals will help you avoid the mess of leaks. Plus, with the right fitment, you won’t have to worry about clearance issues. They’re designed to fit right without any major modifications, so you can focus on what really matters: enjoying the drive.

In short, if you want a reliable seal that’s made for the long haul, give these Yukon Mighty Seals a shot. They’re a no-brainer for anyone who wants to keep their differential running smoothly.

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle
1973-1975
 Buick Apollo
1977-1984
 Buick Electra
1978-1983
 Buick Regal
1975-1979
 Buick Skylark
1985-2005
 Chevrolet Astro
1964-1972
 Chevrolet Bel Air
1964-1972
 Chevrolet Biscayne
1967-1970, 1982-2002
 Chevrolet Camaro
1966-1971, 1978-1996
 Chevrolet Caprice
1964-1973
 Chevrolet Chevelle
1964-1968
 Chevrolet Chevy II
1964-1972, 1977-1987
 Chevrolet El Camino
1964-1972, 1977-1985, 1994-1996
 Chevrolet Impala
1973-1983
 Chevrolet Malibu
1970-1972, 1978-1988
 Chevrolet Monte Carlo
1969-1972, 1977-1979
 Chevrolet Nova
1983-2004
 Chevrolet S10
2002-2005
 GMC Envoy
1991
 GMC Jimmy
1983-1990
 GMC S15
1992-2004
 GMC Sonoma
1991-2002
 Isuzu Rodeo
1991-1994, 1996-2004
 Oldsmobile Bravada
1978-1981
 Oldsmobile Cutlass
1982-1988
 Oldsmobile Cutlass Supreme
1976-1979
 Oldsmobile Omega
1975-1986
 Pontiac Bonneville
1977-2002
 Pontiac Firebird
Yukon's mission is to build quality parts that exceed your expectations. We achieve this through state-of-the-art product design and an in-house engineering team. Our parts are then produced by leaders in OEM manufacturing and endure rigorous testing.
Yukon Gear & Axle ("Yukon") warrants the original retail purchaser that all Yukon products will be free from defects in materials and workmanship for the periods shown herein. Yukon makes no other warranty of any kind, express or implied. All other warranties, including but not limited to an implied warranty of merchantability or fitness for a particular purpose, are excluded. This warranty is offered provided that the Yukon product has been installed and maintained in accordance with Yukon instructions, and that it has not been subject to modification, accident, abnormal use or misuse. At Yukon's discretion, this warranty may be voided if installation of Yukon product(s) occurs on vehicles with tires that exceed Yukon Maximum Recommended Tire Size.

Upon notification of a warranty claim, Yukon shall investigate the claim of defect, and, in the event of a verified defect, shall, at their sole choice, either repair the defective product, replace it, or refund the purchase price.

This warranty does not cover, and Yukon shall not be liable for, incidental or consequential damages, including loss of time, road service charges, labor charges, inconvenience, loss of vehicle use, loss of revenues, or loss or damage to personal property (including loss or damage to vehicle parts due to the failure of the Yukon product)*. In addition, this warranty does not cover, and Yukon shall not be liable for, any undertaking, representation, or agreements made by dealers or other third parties selling Yukon Gear & Axle products, except where such agreements are within the provisions of this Warranty statement. Also, this warranty does not cover damage to the axle caused by or facilitated by failure of a non-Yukon component.

This agreement offers you specific legal rights. You may also have other rights which vary from state to state.

YUKON WARRANTY BY PRODUCT

Spool
  • Length:As long as original purchaser owns vehicle in which Spool is originally installed
  • Notes:It is normal for Spools to cause tire chatter, squeal, or scrubbing when vehicle is not moving in a straight line. Both rear tires must measure the same height from ground to top of wheel for Spool to function properly without premature wear.
Super Joint
  • Length:As long as original purchaser owns vehicle in which Super Joint is originally installed
  • Notes:Warranty coverage is for breakage of cross section or caps only. Failure by wear or galling is not covered.
YP - Series Products (other than Spool and Super Joint)
  • Length:One (1) Year
  • Notes:Covers parts for one year against manufacturers defects.
Front Axle (1541H)
  • Length:Ten (10) Years
  • Notes:Covers parts for ten years against manufacturing defects.
Rear Axle (1541H)
  • Length:Ten (10) Years
  • Notes:Covers parts for ten years against manufacturing defects.
Rear Axle 4340 (YA W)
  • Length:Limited Lifetime
  • Notes:Limited Lifetime warranty covering manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however, Yukon reserves the right to either replace axle or refund original purchase price after the first warranty claim. Yukon (through RANDYS Worldwide Automotive) makes final determination on warranty considerations.
Front Axle (Series YA W)
  • Length:Limited Lifetime
  • Notes:Limited Lifetime warranty covering manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however, Yukon reserves the right to either replace axle or refund original purchase price after the first warranty claim. Yukon (through RANDYS Worldwide Automotive) makes final determination on warranty considerations.
Ring & Pinion Gear Set
  • Length:One (1) Year
  • Notes:Warrantied against manufacturing defects for one (1) year.
Positraction Differential
  • Length:One (1) Year
  • Notes:Exclusions apply, does not cover premature clutch wear or abuse. It is normal for Positraction differentials to cause tire chatter, squeal, or scrubbing when vehicle is not moving in a straight line. Both rear tires must measure the same height from ground to top of wheel for differential to function properly without premature wear. Limited slip additive or appropriate friction modifier must be used with oil to reduce Positraction chatter.
Zip Locker (YZL)
  • Length:Six (6) Years
  • Notes:All Zip Lockers come with a six (6) year warranty against manufacturer defect, including any collaterally damaged parts and associated labor, up to $2,000*, for the first two (2) years. Collaterally damaged parts must be submitted for inspection. Receipts for parts and associated labor must be submitted as well. Only claims deemed reasonable by Yukon Gear & Axle will be accepted. Offer may be discontinued without advance notice.
Grizzly Locker (YGL)
  • Length:One (1) Year
  • Notes:Covers the replacement of the unit and any collaterally damaged parts and associated labor, up to $2,000. Collaterally damaged parts must be submitted for inspection. Receipts for parts and associated labor must be submitted as well. Only claims deemed reasonable by Yukon Gear & Axle will be accepted. Offer may be discontinued without advance notice.
Yokes
  • Length:One (1) Year
  • Notes:Covers parts for one year against manufacturing defects.
Carriers (YC)
  • Length:One (1) Year
  • Notes:Covers parts for one year against manufacturing defects.
Tools (YT)
  • Length:One (1) Year
  • Notes:Covers parts for one year against manufacturing defects.
Install Kits
  • Length:One (1) Year
  • Notes:Includes BK, MK, PK, and YK. Covers parts for one year against manufacturing defects.
Spider Gear Kits (YPK)
  • Length:One (1) Year
  • Notes:One year against manufacturing defects. Exclusions apply, does not cover clutch wear in limited slip differentials.
YHC Drive Flanges
  • Length:Limited Lifetime
  • Notes:Limited Lifetime warranty covering manufacturing defects and breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however, Yukon reserves the right to either replace the part or refund original purchase price after the first warranty claim. Yukon (through RANDYS Worldwide Automotive) makes final determination on warranty considerations.
Yukon Hardcore Locking Hubs
  • Length:Limited Lifetime
  • Notes:Limited Lifetime warranty covering manufacturing defects and breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however, Yukon reserves the right to either replace the part or refund original purchase price after the first warranty claim. Yukon (through RANDYS Worldwide Automotive) makes final determination on warranty considerations
Driveshafts
  • Length:One (1) Year
  • Notes:Warrantied against manufacturing defects for one (1) year. Longer warranty is available through purchase of a Y.E.S. plan.

Installation Instructions

Click to view the Installation Instructions here

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