Specifications:

  • Brand New Rear Main Seal Cover
  • Fits V8 Gas Engine only
  • Original equipment part
  • Built to strict quality control standards 

WARNING:  This product can expose you to chemicals including Nickel (Metallic), which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

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Vehicle Fit

Year Make Model Description
2008-2009Buick LaCrosse Buick LaCrosse Rear Main Seal Cover V8 5.3L Dorman 635-518
2004-2007Buick Rainier Buick Rainier Rear Main Seal Cover V8 5.3L Dorman 635-518
2004-2007Cadillac CTS-V Cadillac CTS-V Rear Main Seal Cover Dorman 635-518
2009-2012Cadillac CTS-V Cadillac CTS-V Rear Main Seal Cover Dorman 635-518
2002-2012Cadillac Escalade Cadillac Escalade Rear Main Seal Cover Dorman 635-518
2003-2012Cadillac Escalade ESV Cadillac Escalade ESV Rear Main Seal Cover Dorman 635-518
2002-2012Cadillac Escalade EXT Cadillac Escalade EXT Rear Main Seal Cover Dorman 635-518
2002-2006Chevy Avalanche 1500 Chevy Avalanche 1500 Rear Main Seal Cover V8 5.3L Dorman 635-518
2007-2012Chevy Avalanche 1500 Chevy Avalanche 1500 Rear Main Seal Cover Dorman 635-518
1998-2002Chevy Camaro Chevy Camaro Rear Main Seal Cover V8 5.7L Dorman 635-518
2010-2012Chevy Camaro Chevy Camaro Rear Main Seal Cover V8 6.2L Dorman 635-518
2011-2012Chevy Caprice Chevy Caprice Rear Main Seal Cover V8 6.0L Dorman 635-518
2009-2012Chevy Colorado Chevy Colorado Rear Main Seal Cover V8 5.3L Dorman 635-518
1997-2012Chevy Corvette Chevy Corvette Rear Main Seal Cover Dorman 635-518
2003-2012Chevy Express 1500 Van Chevy Express 1500 Van Rear Main Seal Cover V8 5.3L Dorman 635-518
2003-2010Chevy Express 2500 Van Chevy Express 2500 Van Rear Main Seal Cover (excluding Diesel Engines) Dorman 635-518
2003-2010Chevy Express 3500 Van Chevy Express 3500 Van Rear Main Seal Cover (excluding Diesel Engines) Dorman 635-518
2006-2009Chevy Impala Chevy Impala Rear Main Seal Cover V8 5.3L Dorman 635-518
2006-2007Chevy Monte Carlo Chevy Monte Carlo Rear Main Seal Cover V8 5.3L Dorman 635-518
2003-2006Chevy SSR Chevy SSR Rear Main Seal Cover Dorman 635-518
1999-2013Chevy Silverado 1500 Chevy Silverado 1500 Rear Main Seal Cover V8 4.8L Dorman 635-518
1999-2013Chevy Silverado 1500 Chevy Silverado 1500 Rear Main Seal Cover V8 5.3L Dorman 635-518
2003-2013Chevy Silverado 1500 Chevy Silverado 1500 Rear Main Seal Cover V8 6.0L Dorman 635-518
2009-2012Chevy Silverado 1500 Chevy Silverado 1500 Rear Main Seal Cover V8 6.2L Dorman 635-518
2007Chevy Silverado 1500 Classic Chevy Silverado 1500 Classic Rear Main Seal Cover V8 4.8L Dorman 635-518
2007Chevy Silverado 1500 Classic Chevy Silverado 1500 Classic Rear Main Seal Cover V8 6.0L Dorman 635-518
2007Chevy Silverado 1500 Classic Chevy Silverado 1500 Classic Rear Main Seal Cover V8 5.3L Dorman 635-518
2001-2003Chevy Silverado 1500 HD Chevy Silverado 1500 HD Rear Main Seal Cover Dorman 635-518
2005-2006Chevy Silverado 1500 HD Chevy Silverado 1500 HD Rear Main Seal Cover Dorman 635-518
2007Chevy Silverado 1500 HD Classic Chevy Silverado 1500 HD Classic Rear Main Seal Cover Dorman 635-518
1999-2004Chevy Silverado 2500 Chevy Silverado 2500 Rear Main Seal Cover Dorman 635-518
2001-2012Chevy Silverado 2500 HD Chevy Silverado 2500 HD Rear Main Seal Cover V8 6.0L Dorman 635-518
2007Chevy Silverado 2500 HD Classic Chevy Silverado 2500 HD Classic Rear Main Seal Cover V8 6.0L Dorman 635-518
2001-2012Chevy Silverado 3500 Chevy Silverado 3500 Rear Main Seal Cover V8 6.0L Dorman 635-518
2007Chevy Silverado 3500 Classic Chevy Silverado 3500 Classic Rear Main Seal Cover V8 6.0L Dorman 635-518
2000-2013Chevy Suburban 1500 Chevy Suburban 1500 Rear Main Seal Cover Dorman 635-518
2000-2012Chevy Suburban 2500 Chevy Suburban 2500 Rear Main Seal Cover V8 6.0L Dorman 635-518
2000Chevy Tahoe Chevy Tahoe New Body Style Rear Main Seal Cover Dorman 635-518
2001-2013Chevy Tahoe Chevy Tahoe Rear Main Seal Cover Dorman 635-518
2006-2009Chevy Trailblazer Chevy Trailblazer Rear Main Seal Cover V8 6.0L Dorman 635-518
2006-2008Chevy Trailblazer Chevy Trailblazer Rear Main Seal Cover V8 5.3L Dorman 635-518
2003-2006Chevy Trailblazer EXT Chevy Trailblazer EXT Rear Main Seal Cover V8 5.3L Dorman 635-518
2009-2012GMC Canyon GMC Canyon Rear Main Seal Cover V8 5.3L Dorman 635-518
2005-2009GMC Envoy GMC Envoy Rear Main Seal Cover V8 5.3L Dorman 635-518
2003-2006GMC Envoy XL GMC Envoy XL Rear Main Seal Cover V8 5.3L Dorman 635-518
2004-2005GMC Envoy XUV GMC Envoy XUV Rear Main Seal Cover V8 5.3L Dorman 635-518
2003-2012GMC Savana 1500 Van GMC Savana 1500 Van Rear Main Seal Cover V8 5.3L Dorman 635-518
2003-2010GMC Savana 2500 Van GMC Savana 2500 Van Rear Main Seal Cover (excluding Diesel Engines) Dorman 635-518
2003-2010GMC Savana 3500 Van GMC Savana 3500 Van Rear Main Seal Cover (excluding Diesel Engines) Dorman 635-518
1999-2013GMC Sierra 1500 GMC Sierra 1500 Rear Main Seal Cover V8 5.3L Dorman 635-518
1999-2013GMC Sierra 1500 GMC Sierra 1500 Rear Main Seal Cover V8 4.8L Dorman 635-518
2003-2013GMC Sierra 1500 GMC Sierra 1500 Rear Main Seal Cover V8 6.0L Dorman 635-518
2009-2012GMC Sierra 1500 GMC Sierra 1500 Rear Main Seal Cover V8 6.2L Dorman 635-518
2007GMC Sierra 1500 Classic GMC Sierra 1500 Classic Rear Main Seal Cover V8 4.8L Dorman 635-518
2007GMC Sierra 1500 Classic GMC Sierra 1500 Classic Rear Main Seal Cover V8 5.3L Dorman 635-518
2007GMC Sierra 1500 Classic GMC Sierra 1500 Classic Rear Main Seal Cover V8 6.0L Dorman 635-518
2001-2003GMC Sierra 1500 HD GMC Sierra 1500 HD Rear Main Seal Cover Dorman 635-518
2005-2006GMC Sierra 1500 HD GMC Sierra 1500 HD Rear Main Seal Cover Dorman 635-518
2007GMC Sierra 1500 HD Classic GMC Sierra 1500 HD Classic Rear Main Seal Cover Dorman 635-518
1999-2004GMC Sierra 2500 GMC Sierra 2500 Rear Main Seal Cover V8 6.0L Dorman 635-518
2001-2012GMC Sierra 2500 HD GMC Sierra 2500 HD Rear Main Seal Cover V8 6.0L Dorman 635-518
2007GMC Sierra 2500 HD Classic GMC Sierra 2500 HD Classic Rear Main Seal Cover V8 6.0L Dorman 635-518
2001-2012GMC Sierra 3500 GMC Sierra 3500 Rear Main Seal Cover V8 6.0L Dorman 635-518
2007GMC Sierra 3500 Classic GMC Sierra 3500 Classic Rear Main Seal Cover V8 6.0L Dorman 635-518
2000GMC Yukon GMC Yukon New Body Style Rear Main Seal Cover Dorman 635-518
2001-2013GMC Yukon GMC Yukon Rear Main Seal Cover Dorman 635-518
2000-2013GMC Yukon XL 1500 GMC Yukon XL 1500 Rear Main Seal Cover Dorman 635-518
2000-2012GMC Yukon XL 2500 GMC Yukon XL 2500 Rear Main Seal Cover V8 6.0L Dorman 635-518
2003-2009Hummer H2 Hummer H2 Rear Main Seal Cover Dorman 635-518
2008-2010Hummer H3 Hummer H3 Rear Main Seal Cover V8 5.3L Dorman 635-518
2009-2010Hummer H3T Hummer H3T Rear Main Seal Cover V8 5.3L Dorman 635-518
1998-2002Pontiac Firebird Pontiac Firebird Rear Main Seal Cover V8 5.7L Dorman 635-518
2008-2009Pontiac G8 Pontiac G8 Rear Main Seal Cover V8 6.0L Dorman 635-518
2004-2006Pontiac GTO Pontiac GTO Rear Main Seal Cover Dorman 635-518
2005-2008Pontiac Grand Prix Pontiac Grand Prix Rear Main Seal Cover V8 5.3L Dorman 635-518
2005-2009Saab 9-7X Saab 9-7X Rear Main Seal Cover V8 5.3L Dorman 635-518
2008-2009Saab 9-7X Saab 9-7X Rear Main Seal Cover V8 6.0L Dorman 635-518

This part replaces:

  • OE # 12633579
  • OE # 12639250
  • Dorman 635-518
Only 4 left in stock
Part #: 1AEMX00332


Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

Dorman
Brand #: 635-518