Yukon Gear Mighty Seal Pinion Seal for 98+ GM 14T Differentials

SKU: YUKYMS710508
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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.

Yukon Gear Mighty Seal Pinion Seal - Triple-Lip Design for 98+ GM 14T

Ensure the integrity of your differential with the Yukon Gear Mighty Seal Pinion Seal, engineered for superior protection and longevity. Featuring an advanced triple-lip design, this seal provides exceptional defense against contaminants and prevents vital lubricant from escaping. Yukon Gear utilizes the latest design and manufacturing technologies to produce seals that offer a precision fit and a tight, long-lasting seal, crucial for maintaining the health of your drivetrain components.

Superior Sealing Technology:

  • Triple-Lip Design: Offers enhanced protection against dirt, debris, and moisture, while ensuring maximum lubricant retention.
  • Precision Fit: Manufactured to exacting standards for a perfect fit on 1998 and newer GM 14-bolt (14T) differentials.
  • Durable Construction: Built with high-quality materials to withstand harsh operating conditions and resist degradation.
  • Prevents Leaks: Effectively seals the pinion shaft to prevent costly differential fluid leaks.
  • Long-Lasting Performance: Designed for extended service life, reducing the need for frequent replacements.

This Yukon Gear Mighty Seal is an essential component for maintaining your differential's performance and preventing premature wear. Ideal for routine maintenance or as part of a larger drivetrain repair, it offers peace of mind and reliable protection. Keep your axles running smoothly with quality parts from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2002-2004 Chevrolet Avalanche 2500 Base
2005-2006 Chevrolet Avalanche 2500 LS
2005-2006 Chevrolet Avalanche 2500 LT
1988-1992 Chevrolet C2500 Scottsdale
1988-1998 Chevrolet C2500 Silverado
1988-1998 Chevrolet C2500 Cheyenne
1994-1995 Chevrolet C2500 WT
1994-1997 Chevrolet C2500 Base
1998 Chevrolet C2500 WT
1999-2000 Chevrolet C2500 Base
1999-2000 Chevrolet C2500 LS
1999 Chevrolet C2500 Suburban Base
1999 Chevrolet C2500 Suburban LS
1989-1992 Chevrolet C3500 Scottsdale
1989-1998 Chevrolet C3500 Cheyenne
1989-1998 Chevrolet C3500 Silverado
1994-1997 Chevrolet C3500 Base
1999-2000 Chevrolet C3500 Base
1999-2000 Chevrolet C3500 LS
1996-2012 Chevrolet Express 2500 Base
1996-2012 Chevrolet Express 2500 LS
2006-2012 Chevrolet Express 2500 LT
1996-2012 Chevrolet Express 3500 Base
1996-2012 Chevrolet Express 3500 LS
2006-2012 Chevrolet Express 3500 LT
1975-1980 Chevrolet K20 Custom Deluxe
1975-1981 Chevrolet K20 Cheyenne
1975-1983 Chevrolet K20 Silverado
1975-1986 Chevrolet K20 Scottsdale
1981 Chevrolet K20 Deluxe
1981-1986 Chevrolet K20 Custom
1985-1986 Chevrolet K20 Silverado
1973-1974 Chevrolet K20 Pickup Base
1969-1974 Chevrolet K20 Suburban Base
1975-1977 Chevrolet K20 Suburban Silverado
1975-1980 Chevrolet K20 Suburban Custom Deluxe
1975-1980 Chevrolet K20 Suburban Scottsdale
1979-1980 Chevrolet K20 Suburban Silverado
1981 Chevrolet K20 Suburban Deluxe
1981-1986 Chevrolet K20 Suburban Custom
1982 Chevrolet K20 Suburban Scottsdale
1982-1983 Chevrolet K20 Suburban Silverado
1984-1986 Chevrolet K20 Suburban Scottsdale
1985-1986 Chevrolet K20 Suburban Silverado
1988-1992 Chevrolet K2500 Scottsdale
1988-1998 Chevrolet K2500 Cheyenne
1988-1998 Chevrolet K2500 Silverado
1994-1995 Chevrolet K2500 WT
1994-1997 Chevrolet K2500 Base
1998 Chevrolet K2500 WT
1999-2000 Chevrolet K2500 Base
1999-2000 Chevrolet K2500 LS
1992-1994 Chevrolet K2500 Suburban Silverado
1992-1999 Chevrolet K2500 Suburban Base
1995-1997 Chevrolet K2500 Suburban LT
1995-1999 Chevrolet K2500 Suburban LS
1977-1980 Chevrolet K30 Custom Deluxe
1977-1981 Chevrolet K30 Cheyenne
1977-1986 Chevrolet K30 Scottsdale
1977-1986 Chevrolet K30 Silverado

…and 163 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.

Yukon Gear Mighty Seal Pinion Seal - Triple-Lip Design for 98+ GM 14T

Ensure the integrity of your differential with the Yukon Gear Mighty Seal Pinion Seal, engineered for superior protection and longevity. Featuring an advanced triple-lip design, this seal provides exceptional defense against contaminants and prevents vital lubricant from escaping. Yukon Gear utilizes the latest design and manufacturing technologies to produce seals that offer a precision fit and a tight, long-lasting seal, crucial for maintaining the health of your drivetrain components.

Superior Sealing Technology:

  • Triple-Lip Design: Offers enhanced protection against dirt, debris, and moisture, while ensuring maximum lubricant retention.
  • Precision Fit: Manufactured to exacting standards for a perfect fit on 1998 and newer GM 14-bolt (14T) differentials.
  • Durable Construction: Built with high-quality materials to withstand harsh operating conditions and resist degradation.
  • Prevents Leaks: Effectively seals the pinion shaft to prevent costly differential fluid leaks.
  • Long-Lasting Performance: Designed for extended service life, reducing the need for frequent replacements.

This Yukon Gear Mighty Seal is an essential component for maintaining your differential's performance and preventing premature wear. Ideal for routine maintenance or as part of a larger drivetrain repair, it offers peace of mind and reliable protection. Keep your axles running smoothly with quality parts from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2002-2004 Chevrolet Avalanche 2500 Base
2005-2006 Chevrolet Avalanche 2500 LS
2005-2006 Chevrolet Avalanche 2500 LT
1988-1992 Chevrolet C2500 Scottsdale
1988-1998 Chevrolet C2500 Silverado
1988-1998 Chevrolet C2500 Cheyenne
1994-1995 Chevrolet C2500 WT
1994-1997 Chevrolet C2500 Base
1998 Chevrolet C2500 WT
1999-2000 Chevrolet C2500 Base
1999-2000 Chevrolet C2500 LS
1999 Chevrolet C2500 Suburban Base
1999 Chevrolet C2500 Suburban LS
1989-1992 Chevrolet C3500 Scottsdale
1989-1998 Chevrolet C3500 Cheyenne
1989-1998 Chevrolet C3500 Silverado
1994-1997 Chevrolet C3500 Base
1999-2000 Chevrolet C3500 Base
1999-2000 Chevrolet C3500 LS
1996-2012 Chevrolet Express 2500 Base
1996-2012 Chevrolet Express 2500 LS
2006-2012 Chevrolet Express 2500 LT
1996-2012 Chevrolet Express 3500 Base
1996-2012 Chevrolet Express 3500 LS
2006-2012 Chevrolet Express 3500 LT
1975-1980 Chevrolet K20 Custom Deluxe
1975-1981 Chevrolet K20 Cheyenne
1975-1983 Chevrolet K20 Silverado
1975-1986 Chevrolet K20 Scottsdale
1981 Chevrolet K20 Deluxe
1981-1986 Chevrolet K20 Custom
1985-1986 Chevrolet K20 Silverado
1973-1974 Chevrolet K20 Pickup Base
1969-1974 Chevrolet K20 Suburban Base
1975-1977 Chevrolet K20 Suburban Silverado
1975-1980 Chevrolet K20 Suburban Custom Deluxe
1975-1980 Chevrolet K20 Suburban Scottsdale
1979-1980 Chevrolet K20 Suburban Silverado
1981 Chevrolet K20 Suburban Deluxe
1981-1986 Chevrolet K20 Suburban Custom
1982 Chevrolet K20 Suburban Scottsdale
1982-1983 Chevrolet K20 Suburban Silverado
1984-1986 Chevrolet K20 Suburban Scottsdale
1985-1986 Chevrolet K20 Suburban Silverado
1988-1992 Chevrolet K2500 Scottsdale
1988-1998 Chevrolet K2500 Cheyenne
1988-1998 Chevrolet K2500 Silverado
1994-1995 Chevrolet K2500 WT
1994-1997 Chevrolet K2500 Base
1998 Chevrolet K2500 WT
1999-2000 Chevrolet K2500 Base
1999-2000 Chevrolet K2500 LS
1992-1994 Chevrolet K2500 Suburban Silverado
1992-1999 Chevrolet K2500 Suburban Base
1995-1997 Chevrolet K2500 Suburban LT
1995-1999 Chevrolet K2500 Suburban LS
1977-1980 Chevrolet K30 Custom Deluxe
1977-1981 Chevrolet K30 Cheyenne
1977-1986 Chevrolet K30 Scottsdale
1977-1986 Chevrolet K30 Silverado

…and 163 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.

Yukon Gear Mighty Seal Pinion Seal - Triple-Lip Design for 98+ GM 14T

Ensure the integrity of your differential with the Yukon Gear Mighty Seal Pinion Seal, engineered for superior protection and longevity. Featuring an advanced triple-lip design, this seal provides exceptional defense against contaminants and prevents vital lubricant from escaping. Yukon Gear utilizes the latest design and manufacturing technologies to produce seals that offer a precision fit and a tight, long-lasting seal, crucial for maintaining the health of your drivetrain components.

Superior Sealing Technology:

  • Triple-Lip Design: Offers enhanced protection against dirt, debris, and moisture, while ensuring maximum lubricant retention.
  • Precision Fit: Manufactured to exacting standards for a perfect fit on 1998 and newer GM 14-bolt (14T) differentials.
  • Durable Construction: Built with high-quality materials to withstand harsh operating conditions and resist degradation.
  • Prevents Leaks: Effectively seals the pinion shaft to prevent costly differential fluid leaks.
  • Long-Lasting Performance: Designed for extended service life, reducing the need for frequent replacements.

This Yukon Gear Mighty Seal is an essential component for maintaining your differential's performance and preventing premature wear. Ideal for routine maintenance or as part of a larger drivetrain repair, it offers peace of mind and reliable protection. Keep your axles running smoothly with quality parts from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2002-2004 Chevrolet Avalanche 2500 Base
2005-2006 Chevrolet Avalanche 2500 LS
2005-2006 Chevrolet Avalanche 2500 LT
1988-1992 Chevrolet C2500 Scottsdale
1988-1998 Chevrolet C2500 Silverado
1988-1998 Chevrolet C2500 Cheyenne
1994-1995 Chevrolet C2500 WT
1994-1997 Chevrolet C2500 Base
1998 Chevrolet C2500 WT
1999-2000 Chevrolet C2500 Base
1999-2000 Chevrolet C2500 LS
1999 Chevrolet C2500 Suburban Base
1999 Chevrolet C2500 Suburban LS
1989-1992 Chevrolet C3500 Scottsdale
1989-1998 Chevrolet C3500 Cheyenne
1989-1998 Chevrolet C3500 Silverado
1994-1997 Chevrolet C3500 Base
1999-2000 Chevrolet C3500 Base
1999-2000 Chevrolet C3500 LS
1996-2012 Chevrolet Express 2500 Base
1996-2012 Chevrolet Express 2500 LS
2006-2012 Chevrolet Express 2500 LT
1996-2012 Chevrolet Express 3500 Base
1996-2012 Chevrolet Express 3500 LS
2006-2012 Chevrolet Express 3500 LT
1975-1980 Chevrolet K20 Custom Deluxe
1975-1981 Chevrolet K20 Cheyenne
1975-1983 Chevrolet K20 Silverado
1975-1986 Chevrolet K20 Scottsdale
1981 Chevrolet K20 Deluxe
1981-1986 Chevrolet K20 Custom
1985-1986 Chevrolet K20 Silverado
1973-1974 Chevrolet K20 Pickup Base
1969-1974 Chevrolet K20 Suburban Base
1975-1977 Chevrolet K20 Suburban Silverado
1975-1980 Chevrolet K20 Suburban Custom Deluxe
1975-1980 Chevrolet K20 Suburban Scottsdale
1979-1980 Chevrolet K20 Suburban Silverado
1981 Chevrolet K20 Suburban Deluxe
1981-1986 Chevrolet K20 Suburban Custom
1982 Chevrolet K20 Suburban Scottsdale
1982-1983 Chevrolet K20 Suburban Silverado
1984-1986 Chevrolet K20 Suburban Scottsdale
1985-1986 Chevrolet K20 Suburban Silverado
1988-1992 Chevrolet K2500 Scottsdale
1988-1998 Chevrolet K2500 Cheyenne
1988-1998 Chevrolet K2500 Silverado
1994-1995 Chevrolet K2500 WT
1994-1997 Chevrolet K2500 Base
1998 Chevrolet K2500 WT
1999-2000 Chevrolet K2500 Base
1999-2000 Chevrolet K2500 LS
1992-1994 Chevrolet K2500 Suburban Silverado
1992-1999 Chevrolet K2500 Suburban Base
1995-1997 Chevrolet K2500 Suburban LT
1995-1999 Chevrolet K2500 Suburban LS
1977-1980 Chevrolet K30 Custom Deluxe
1977-1981 Chevrolet K30 Cheyenne
1977-1986 Chevrolet K30 Scottsdale
1977-1986 Chevrolet K30 Silverado

…and 163 additional fitments. Contact us to confirm yours.

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