Fits: 1999-2002 Chevrolet Silverado 1500, 2001-2002 Chevrolet Silverado 1500 HD, 1999-2002 Chevrolet Silverado 2500, 2001-2002 Chevrolet Silverado 2500 HD, 2001-2002 Chevrolet Silverado 3500, 1999-2006 GMC Sierra 1500, 2007 GMC Sierra 1500 Classic, 2001-2006 GMC Sierra 1500 HD, 2007 GMC Sierra 1500 HD Classic, 1999-2004 GMC Sierra 2500, 2001-2006 GMC Sierra 2500 HD, 2007 GMC Sierra 2500 HD Classic