Yukon Gear 8.2in & 8.5in Rear Differential Cover Gasket — Fits Buick, Chevy, GMC

SKU: YUKYCGGM8.5
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Yukon Gear & Axle

Yukon Gear & Axle is the off-road and truck differential expert — gear sets, lockers, axle shafts, and complete axle assemblies for Dana 30, Dana 44, Dana 60, and modern AAM axles. The trusted source for rock-crawler and overland gear changes.

Watch in action

Yukon Gear 8.2in & 8.5in Rear Differential Cover Gasket

Ensure a leak-free seal for your differential with this versatile 8.2-inch and 8.5-inch rear differential cover gasket from Yukon Gear & Axle. Designed to fit a wide range of Buick, Chevrolet, and GMC vehicles, this gasket is essential for maintaining the integrity of your rear axle. Whether you're performing routine maintenance, replacing a worn-out gasket, or upgrading your differential cover, this high-quality component provides the reliability you need.

Product Highlights:

  • Versatile Fitment: Compatible with numerous Buick, Chevrolet, and GMC models equipped with 8.2-inch and 8.5-inch rear differentials.
  • Durable Construction: Made from premium materials engineered to withstand heat, pressure, and exposure to differential fluids.
  • Reliable Sealing: Effectively prevents leaks, keeping your differential fluid contained and clean for optimal performance and longevity.
  • Easy Installation: Designed for a straightforward fit, simplifying the replacement process for mechanics and DIYers alike.
  • Quality Assurance: Yukon Gear & Axle is known for producing dependable drivetrain components.

Proper differential sealing is critical to prevent fluid loss, which can lead to overheating and severe damage to gears and bearings. This gasket provides a crucial barrier, ensuring your differential operates efficiently and quietly. It's an indispensable part for owners of classic muscle cars, trucks, and SUVs that utilize these common differential sizes. Invest in a quality seal to protect your drivetrain.

Keep your rear end sealed tight. Get the Yukon Gear 8.2in & 8.5in Rear Differential Cover Gasket at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1980-1989 Buick Electra Estate Wagon
1980-1989 Buick Electra Limited
1980-1989 Buick Electra Park Avenue
1985-1989 Buick Electra T-Type
1989 Buick Electra Park Avenue Ultra
2004-2005 Buick Rainier CXL Plus
2004-2007 Buick Rainier CXL
1980-1982 Buick Regal Sport
1980-1987 Buick Regal Base
1980-1987 Buick Regal Limited
1982 Buick Regal Limited Turbo
1982-1983 Buick Regal Estate Wagon
1983-1986 Buick Regal T-Type
1984-1987 Buick Regal Grand National
1987 Buick Regal GNX
1999-2000 Cadillac Escalade Base
2002-2014 Cadillac Escalade Base
2008-2014 Cadillac Escalade Platinum
2009-2013 Cadillac Escalade Hybrid
2010-2013 Cadillac Escalade Hybrid Platinum
2011-2014 Cadillac Escalade Luxury
2011-2014 Cadillac Escalade Premium
2003-2014 Cadillac Escalade ESV Base
2008-2014 Cadillac Escalade ESV Platinum
2011-2014 Cadillac Escalade ESV Luxury
2011-2014 Cadillac Escalade ESV Premium
2002-2013 Cadillac Escalade EXT Base
2011-2013 Cadillac Escalade EXT Luxury
2011-2013 Cadillac Escalade EXT Premium
2007-2012 Chevrolet Avalanche LT
2007-2012 Chevrolet Avalanche LTZ
2007-2012 Chevrolet Avalanche LS
2013 Chevrolet Avalanche Black Diamond LS
2013 Chevrolet Avalanche Black Diamond LT
2013 Chevrolet Avalanche Black Diamond LTZ
2002-2003 Chevrolet Avalanche 1500 On Road Edition
2002-2003 Chevrolet Avalanche 1500 North Face
2002-2005 Chevrolet Avalanche 1500 Base
2002-2006 Chevrolet Avalanche 1500 Z71
2003 Chevrolet Avalanche 1500 WBH
2004-2006 Chevrolet Avalanche 1500 Z66
2005-2006 Chevrolet Avalanche 1500 LS
2005-2006 Chevrolet Avalanche 1500 LT
1987 Chevrolet Blazer Custom Deluxe
1987-1994 Chevrolet Blazer Silverado
1988-1991 Chevrolet Blazer Scottsdale
1992-1993 Chevrolet Blazer Cheyenne
1994 Chevrolet Blazer Silverado Sport
1994-1999 Chevrolet Blazer Base
1995-2001 Chevrolet Blazer LT
1996-2004 Chevrolet Blazer LS
1999-2001 Chevrolet Blazer Trailblazer
2001-2005 Chevrolet Blazer Xtreme
2003-2005 Chevrolet Blazer ZR2
2005 Chevrolet Blazer Base
1980 Chevrolet C10 Big Ten
1980 Chevrolet C10 Custom Deluxe
1980-1981 Chevrolet C10 Cheyenne
1980-1986 Chevrolet C10 Scottsdale
1980-1986 Chevrolet C10 Silverado

…and 280 additional fitments. Contact us to confirm yours.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Yukon Gear & Axle

Yukon Gear & Axle is the off-road and truck differential expert — gear sets, lockers, axle shafts, and complete axle assemblies for Dana 30, Dana 44, Dana 60, and modern AAM axles. The trusted source for rock-crawler and overland gear changes.

Watch in action

Yukon Gear 8.2in & 8.5in Rear Differential Cover Gasket

Ensure a leak-free seal for your differential with this versatile 8.2-inch and 8.5-inch rear differential cover gasket from Yukon Gear & Axle. Designed to fit a wide range of Buick, Chevrolet, and GMC vehicles, this gasket is essential for maintaining the integrity of your rear axle. Whether you're performing routine maintenance, replacing a worn-out gasket, or upgrading your differential cover, this high-quality component provides the reliability you need.

Product Highlights:

  • Versatile Fitment: Compatible with numerous Buick, Chevrolet, and GMC models equipped with 8.2-inch and 8.5-inch rear differentials.
  • Durable Construction: Made from premium materials engineered to withstand heat, pressure, and exposure to differential fluids.
  • Reliable Sealing: Effectively prevents leaks, keeping your differential fluid contained and clean for optimal performance and longevity.
  • Easy Installation: Designed for a straightforward fit, simplifying the replacement process for mechanics and DIYers alike.
  • Quality Assurance: Yukon Gear & Axle is known for producing dependable drivetrain components.

Proper differential sealing is critical to prevent fluid loss, which can lead to overheating and severe damage to gears and bearings. This gasket provides a crucial barrier, ensuring your differential operates efficiently and quietly. It's an indispensable part for owners of classic muscle cars, trucks, and SUVs that utilize these common differential sizes. Invest in a quality seal to protect your drivetrain.

Keep your rear end sealed tight. Get the Yukon Gear 8.2in & 8.5in Rear Differential Cover Gasket at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1980-1989 Buick Electra Estate Wagon
1980-1989 Buick Electra Limited
1980-1989 Buick Electra Park Avenue
1985-1989 Buick Electra T-Type
1989 Buick Electra Park Avenue Ultra
2004-2005 Buick Rainier CXL Plus
2004-2007 Buick Rainier CXL
1980-1982 Buick Regal Sport
1980-1987 Buick Regal Base
1980-1987 Buick Regal Limited
1982 Buick Regal Limited Turbo
1982-1983 Buick Regal Estate Wagon
1983-1986 Buick Regal T-Type
1984-1987 Buick Regal Grand National
1987 Buick Regal GNX
1999-2000 Cadillac Escalade Base
2002-2014 Cadillac Escalade Base
2008-2014 Cadillac Escalade Platinum
2009-2013 Cadillac Escalade Hybrid
2010-2013 Cadillac Escalade Hybrid Platinum
2011-2014 Cadillac Escalade Luxury
2011-2014 Cadillac Escalade Premium
2003-2014 Cadillac Escalade ESV Base
2008-2014 Cadillac Escalade ESV Platinum
2011-2014 Cadillac Escalade ESV Luxury
2011-2014 Cadillac Escalade ESV Premium
2002-2013 Cadillac Escalade EXT Base
2011-2013 Cadillac Escalade EXT Luxury
2011-2013 Cadillac Escalade EXT Premium
2007-2012 Chevrolet Avalanche LT
2007-2012 Chevrolet Avalanche LTZ
2007-2012 Chevrolet Avalanche LS
2013 Chevrolet Avalanche Black Diamond LS
2013 Chevrolet Avalanche Black Diamond LT
2013 Chevrolet Avalanche Black Diamond LTZ
2002-2003 Chevrolet Avalanche 1500 On Road Edition
2002-2003 Chevrolet Avalanche 1500 North Face
2002-2005 Chevrolet Avalanche 1500 Base
2002-2006 Chevrolet Avalanche 1500 Z71
2003 Chevrolet Avalanche 1500 WBH
2004-2006 Chevrolet Avalanche 1500 Z66
2005-2006 Chevrolet Avalanche 1500 LS
2005-2006 Chevrolet Avalanche 1500 LT
1987 Chevrolet Blazer Custom Deluxe
1987-1994 Chevrolet Blazer Silverado
1988-1991 Chevrolet Blazer Scottsdale
1992-1993 Chevrolet Blazer Cheyenne
1994 Chevrolet Blazer Silverado Sport
1994-1999 Chevrolet Blazer Base
1995-2001 Chevrolet Blazer LT
1996-2004 Chevrolet Blazer LS
1999-2001 Chevrolet Blazer Trailblazer
2001-2005 Chevrolet Blazer Xtreme
2003-2005 Chevrolet Blazer ZR2
2005 Chevrolet Blazer Base
1980 Chevrolet C10 Big Ten
1980 Chevrolet C10 Custom Deluxe
1980-1981 Chevrolet C10 Cheyenne
1980-1986 Chevrolet C10 Scottsdale
1980-1986 Chevrolet C10 Silverado

…and 280 additional fitments. Contact us to confirm yours.

Product Details

Product Description

About Yukon Gear & Axle

Yukon Gear & Axle is the off-road and truck differential expert — gear sets, lockers, axle shafts, and complete axle assemblies for Dana 30, Dana 44, Dana 60, and modern AAM axles. The trusted source for rock-crawler and overland gear changes.

Watch in action

Yukon Gear 8.2in & 8.5in Rear Differential Cover Gasket

Ensure a leak-free seal for your differential with this versatile 8.2-inch and 8.5-inch rear differential cover gasket from Yukon Gear & Axle. Designed to fit a wide range of Buick, Chevrolet, and GMC vehicles, this gasket is essential for maintaining the integrity of your rear axle. Whether you're performing routine maintenance, replacing a worn-out gasket, or upgrading your differential cover, this high-quality component provides the reliability you need.

Product Highlights:

  • Versatile Fitment: Compatible with numerous Buick, Chevrolet, and GMC models equipped with 8.2-inch and 8.5-inch rear differentials.
  • Durable Construction: Made from premium materials engineered to withstand heat, pressure, and exposure to differential fluids.
  • Reliable Sealing: Effectively prevents leaks, keeping your differential fluid contained and clean for optimal performance and longevity.
  • Easy Installation: Designed for a straightforward fit, simplifying the replacement process for mechanics and DIYers alike.
  • Quality Assurance: Yukon Gear & Axle is known for producing dependable drivetrain components.

Proper differential sealing is critical to prevent fluid loss, which can lead to overheating and severe damage to gears and bearings. This gasket provides a crucial barrier, ensuring your differential operates efficiently and quietly. It's an indispensable part for owners of classic muscle cars, trucks, and SUVs that utilize these common differential sizes. Invest in a quality seal to protect your drivetrain.

Keep your rear end sealed tight. Get the Yukon Gear 8.2in & 8.5in Rear Differential Cover Gasket at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1980-1989 Buick Electra Estate Wagon
1980-1989 Buick Electra Limited
1980-1989 Buick Electra Park Avenue
1985-1989 Buick Electra T-Type
1989 Buick Electra Park Avenue Ultra
2004-2005 Buick Rainier CXL Plus
2004-2007 Buick Rainier CXL
1980-1982 Buick Regal Sport
1980-1987 Buick Regal Base
1980-1987 Buick Regal Limited
1982 Buick Regal Limited Turbo
1982-1983 Buick Regal Estate Wagon
1983-1986 Buick Regal T-Type
1984-1987 Buick Regal Grand National
1987 Buick Regal GNX
1999-2000 Cadillac Escalade Base
2002-2014 Cadillac Escalade Base
2008-2014 Cadillac Escalade Platinum
2009-2013 Cadillac Escalade Hybrid
2010-2013 Cadillac Escalade Hybrid Platinum
2011-2014 Cadillac Escalade Luxury
2011-2014 Cadillac Escalade Premium
2003-2014 Cadillac Escalade ESV Base
2008-2014 Cadillac Escalade ESV Platinum
2011-2014 Cadillac Escalade ESV Luxury
2011-2014 Cadillac Escalade ESV Premium
2002-2013 Cadillac Escalade EXT Base
2011-2013 Cadillac Escalade EXT Luxury
2011-2013 Cadillac Escalade EXT Premium
2007-2012 Chevrolet Avalanche LT
2007-2012 Chevrolet Avalanche LTZ
2007-2012 Chevrolet Avalanche LS
2013 Chevrolet Avalanche Black Diamond LS
2013 Chevrolet Avalanche Black Diamond LT
2013 Chevrolet Avalanche Black Diamond LTZ
2002-2003 Chevrolet Avalanche 1500 On Road Edition
2002-2003 Chevrolet Avalanche 1500 North Face
2002-2005 Chevrolet Avalanche 1500 Base
2002-2006 Chevrolet Avalanche 1500 Z71
2003 Chevrolet Avalanche 1500 WBH
2004-2006 Chevrolet Avalanche 1500 Z66
2005-2006 Chevrolet Avalanche 1500 LS
2005-2006 Chevrolet Avalanche 1500 LT
1987 Chevrolet Blazer Custom Deluxe
1987-1994 Chevrolet Blazer Silverado
1988-1991 Chevrolet Blazer Scottsdale
1992-1993 Chevrolet Blazer Cheyenne
1994 Chevrolet Blazer Silverado Sport
1994-1999 Chevrolet Blazer Base
1995-2001 Chevrolet Blazer LT
1996-2004 Chevrolet Blazer LS
1999-2001 Chevrolet Blazer Trailblazer
2001-2005 Chevrolet Blazer Xtreme
2003-2005 Chevrolet Blazer ZR2
2005 Chevrolet Blazer Base
1980 Chevrolet C10 Big Ten
1980 Chevrolet C10 Custom Deluxe
1980-1981 Chevrolet C10 Cheyenne
1980-1986 Chevrolet C10 Scottsdale
1980-1986 Chevrolet C10 Silverado

…and 280 additional fitments. Contact us to confirm yours.

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