2002-2004 Chevrolet Avalanche 2500 Base, 2005-2006 Chevrolet Avalanche 2500 LS, 2005-2006 Chevrolet Avalanche 2500 LT, 2005 Chevrolet Silverado 1500 HD Base, 2002-2003 Chevrolet Silverado 1500 HD LS, 2005 Chevrolet Silverado 1500 HD LS, 2001 Chevrolet Silverado 1500 HD LS, 2001 Chevrolet Silverado 1500 HD LT, 2006 Chevrolet Silverado 1500 HD LT, 2002-2003 Chevrolet Silverado 1500 HD LT, 2005 Chevrolet Silverado 1500 HD LT, 2002-2004 Chevrolet Silverado 2500 Base, 1999-2001 Chevrolet Silverado 2500 Base, 2002-2004 Chevrolet Silverado 2500 LS, 1999-2001 Chevrolet Silverado 2500 LS, 2002-2004 Chevrolet Silverado 2500 LT, 1999-2001 Chevrolet Silverado 2500 LT, 2004 Chevrolet Silverado 2500 WT, 2001-2005 Chevrolet Silverado 2500 HD Base, 2001-2006 Chevrolet Silverado 2500 HD LS, 2001-2010 Chevrolet Silverado 2500 HD LT, 2007-2010 Chevrolet Silverado 2500 HD LTZ, 2004 Chevrolet Silverado 2500 HD WT, 2006-2010 Chevrolet Silverado 2500 HD WT, 2007 Chevrolet Silverado 2500 HD Classic LS, 2007 Chevrolet Silverado 2500 HD Classic LT, 2007 Chevrolet Silverado 2500 HD Classic WT, 2001-2005 Chevrolet Silverado 3500 Base, 2001-2006 Chevrolet Silverado 3500 LS, 2001-2006 Chevrolet Silverado 3500 LT, 2004 Chevrolet Silverado 3500 WT, 2006 Chevrolet Silverado 3500 WT, 2007 Chevrolet Silverado 3500 Classic LS, 2007 Chevrolet Silverado 3500 Classic LT, 2007 Chevrolet Silverado 3500 Classic WT, 2007-2010 Chevrolet Silverado 3500 HD LT, 2007-2010 Chevrolet Silverado 3500 HD LTZ, 2007-2010 Chevrolet Silverado 3500 HD WT, 2000-2001 Chevrolet Suburban 2500 Base, 2000-2001 Chevrolet Suburban 2500 LS, 2006-2013 Chevrolet Suburban 2500 LS, 2002-2005 Chevrolet Suburban 2500 LS, 2000-2001 Chevrolet Suburban 2500 LT, 2006-2013 Chevrolet Suburban 2500 LT, 2002-2005 Chevrolet Suburban 2500 LT, 2007 Chevrolet Suburban 2500 LTZ, 2001 GMC Sierra 1500 HD SLE, 2006 GMC Sierra 1500 HD SLE, 2002-2003 GMC Sierra 1500 HD SLE, 2005 GMC Sierra 1500 HD SLE ...See Application Guide for Additional Fitments