2007 Chevrolet Silverado 1500 Extended Cab Pickup 78.7 Bed, 1999-2005 Chevrolet Silverado 1500 Base Extended Cab Pickup 78.0 Bed, 2004-2006 Chevrolet Silverado 1500 Hybrid Extended Cab Pickup 78.0 Bed, 2010-2013 Chevrolet Silverado 1500 LS Extended Cab Pickup 78.9 Bed, 1999-2006 Chevrolet Silverado 1500 LS Extended Cab Pickup 78.0 Bed, 2010-2013 Chevrolet Silverado 1500 LT Extended Cab Pickup 78.9 Bed, 2008-2009 Chevrolet Silverado 1500 LT Extended Cab Pickup 78.7 Bed, 1999-2006 Chevrolet Silverado 1500 LT Extended Cab Pickup 78.0 Bed, 2010-2013 Chevrolet Silverado 1500 LTZ Extended Cab Pickup 78.9 Bed, 2008-2009 Chevrolet Silverado 1500 LTZ Extended Cab Pickup 78.7 Bed, 2003-2006 Chevrolet Silverado 1500 SS Extended Cab Pickup 78.0 Bed, 2010-2013 Chevrolet Silverado 1500 WT Extended Cab Pickup 78.9 Bed, 2008-2009 Chevrolet Silverado 1500 WT Extended Cab Pickup 78.7 Bed, 2003-2004 Chevrolet Silverado 1500 WT Extended Cab Pickup 78.0 Bed, 2006 Chevrolet Silverado 1500 WT Extended Cab Pickup 78.0 Bed, 2004 Chevrolet Silverado 1500 Z71 Extended Cab Pickup 78.0 Bed, 2007 Chevrolet Silverado 1500 Classic Hybrid Extended Cab Pickup 78.0 Bed, 2007 Chevrolet Silverado 1500 Classic LS Extended Cab Pickup 78.0 Bed, 2007 Chevrolet Silverado 1500 Classic LT Extended Cab Pickup 78.0 Bed, 2007 Chevrolet Silverado 1500 Classic SS Extended Cab Pickup 78.0 Bed, 2007 Chevrolet Silverado 1500 Classic WT Extended Cab Pickup 78.0 Bed, 1999-2004 Chevrolet Silverado 2500 Base Extended Cab Pickup 78.0 Bed, 1999-2004 Chevrolet Silverado 2500 LS Extended Cab Pickup 78.0 Bed, 1999-2004 Chevrolet Silverado 2500 LT Extended Cab Pickup 78.0 Bed, 2004 Chevrolet Silverado 2500 WT Extended Cab Pickup 78.0 Bed, 2006 Chevrolet Silverado 2500 HD Extended Cab Pickup 78.0 Bed, 2001-2005 Chevrolet Silverado 2500 HD Base Extended Cab Pickup 78.0 Bed, 2001-2005 Chevrolet Silverado 2500 HD LS Extended Cab Pickup 78.0 Bed ...See Application Guide for Additional Fitments