Differential Cover Gasket

4037

3977387 Application Notes

  • For AAM 10.5" (14 Bolt)

Warranty

1 Year or 50,000 Miles

3977387 Specifications

Cover Gasket Bolt Hole Quantity 14
Cover Gasket Material Paper
Differential Case Design Type GM 10.5
Taxonomy A LD Differential, LD Differential, LD Differential, LD Differential, LD Differential
Taxonomy B Gaskets & Gasket Sets, Gaskets & Gasket Sets, Gaskets & Gasket Sets, Gaskets & Gasket Sets, Gaskets & Gasket Sets
Taxonomy C GM 10.5, GM 10.5, GM 10.5, GM 10.5, GM 10.5
Taxonomy D Covers & Cover Parts, Covers & Cover Parts, Covers & Cover Parts, Covers & Cover Parts
Where to buy

Vehicle Applications

  • 2002 – 2006 Chevrolet Avalanche 2500
  • 1975 – 1986 Chevrolet C20
  • 1973 – 1974 Chevrolet C20 Pickup
  • 1973 – 1986 Chevrolet C20 Suburban
  • 1988 – 2000 Chevrolet C2500
  • 1992 – 1999 Chevrolet C2500 Suburban
  • 1975 – 1986 Chevrolet C30
  • 1973 – 1974 Chevrolet C30 Pickup
  • 1988 – 2000 Chevrolet C3500
  • 1990 – 1994 Chevrolet Catera
  • 1996 – 2002 Chevrolet Express 2500
  • 2010 – 2014 Chevrolet Express 2500
  • 1996 – 2002 Chevrolet Express 3500
  • 2010 – 2014 Chevrolet Express 3500
  • 1975 – 1996 Chevrolet G30
  • 1973 – 1974 Chevrolet G30 Van
  • 1975 – 1986 Chevrolet K20
  • 1973 – 1974 Chevrolet K20 Pickup
  • 1973 – 1986 Chevrolet K20 Suburban
  • 1988 – 2000 Chevrolet K2500
  • 1977 – 1986 Chevrolet K30
  • 1973 – 1974 Chevrolet K30 Pickup
  • 1988 – 2000 Chevrolet K3500
  • 1997 – 1999 Chevrolet P30
  • 2001 – 2002 Chevrolet P30
  • 1987 – 1988 Chevrolet R20
  • 1987 – 1988 Chevrolet R20 Suburban
  • 1989 Chevrolet R2500
  • 1989 – 1991 Chevrolet R2500 Suburban
  • 1987 – 1988 Chevrolet R30
  • 1989 – 1991 Chevrolet R3500
  • 1999 – 2009 Chevrolet Silverado 2500
  • 2011 – 2012 Chevrolet Silverado 2500
  • 2014 – 2018 Chevrolet Silverado 2500
  • 2001 – 2018 Chevrolet Silverado 2500 HD
  • 2007 Chevrolet Silverado 2500 HD Classic
  • 2014 – 2018 Chevrolet Suburban
  • 2000 – 2013 Chevrolet Suburban 2500
  • 1987 Chevrolet V20
  • 1987 – 1988 Chevrolet V20 Suburban
  • 1989 – 1991 Chevrolet V2500 Suburban
  • 1987 – 1988 Chevrolet V30
  • 1989 – 1991 Chevrolet V3500
  • 1975 – 1978 GMC C25
  • 1975 – 1978 GMC C25 Suburban
  • 1973 – 1974 GMC C25/C2500 Pickup
  • 1973 – 1974 GMC C25/C2500 Suburban
  • 1979 – 1986 GMC C2500
  • 1988 – 2000 GMC C2500
  • 1979 – 1986 GMC C2500 Suburban
  • 1973 – 1974 GMC C35/C3500 Pickup
  • 1979 – 1986 GMC C3500
  • 1988 – 2000 GMC C3500
  • 1975 – 1978 GMC G35
  • 1973 – 1974 GMC G35/G3500 Van
  • 1979 – 1996 GMC G3500
  • 1975 – 1978 GMC K25
  • 1975 – 1978 GMC K25 Suburban
  • 1973 – 1974 GMC K25/K2500 Pickup
  • 1973 – 1974 GMC K25/K2500 Suburban
  • 1979 – 1986 GMC K2500
  • 1988 – 2000 GMC K2500
  • 1979 – 1986 GMC K2500 Suburban
  • 1992 – 1999 GMC K2500 Suburban
  • 1977 – 1978 GMC K35
  • 1973 – 1974 GMC K35/K3500 Pickup
  • 1979 – 1986 GMC K3500
  • 1988 – 2000 GMC K3500
  • 1997 – 1999 GMC P3500
  • 1987 – 1989 GMC R2500
  • 1987 – 1991 GMC R2500 Suburban
  • 1987 – 1991 GMC R3500
  • 1996 – 2018 GMC Savana 2500
  • 1996 – 2018 GMC Savana 3500
  • 1999 – 2004 GMC Sierra 2500
  • 2001 – 2018 GMC Sierra 2500 HD
  • 2007 GMC Sierra 2500 HD Classic
  • 1987 GMC V2500
  • 1987 – 1991 GMC V2500 Suburban
  • 1987 – 1991 GMC V3500
  • 2000 – 2013 GMC Yukon XL 2500
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