Engine Rear Main Crankshaft Seal Gasket 12633579 12639250 89060436 For Chevrolet Cadillac Pontiac Buick GMC 4.8L 5.3L 6.0L 6.2L

Special Features：For NPR H2 H3 Yukon Sierra Savana Canyon Envoy Firebird G8 Grand Prix Displacement：4.8L 5.3L 6.0L 6.2L Model Name：For Trailblazer Tahoe Suburban SSRExpress Impala Silverado 9-7X Year：1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 High-concerned chemical：None Brand Name：isance Origin：Mainland China Item Type：Crankshafts & Parts Material：For LaCrosse CTS Escalade Avalanche Camaro Caprice Corvette GTO OEM NO.：12550574,12585671,12602972, 12587099,89018162

Special Features: For NPR H2 H3 Yukon Sierra Savana Canyon Envoy Firebird G8 Grand Prix Displacement: 4.8L 5.3L 6.0L 6.2L Model Name: For Trailblazer Tahoe Suburban SSRExpress Impala Silverado 9-7X Year: 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 High-concerned chemical: None Brand Name: isance Origin: Mainland China Item Type: Crankshafts & Parts Material: For LaCrosse CTS Escalade Avalanche Camaro Caprice Corvette GTO OEM NO.: 12550574,12585671,12602972, 12587099,89018162