* 2001-2002 Chevrolet Truck, Silverado 2500 HD 6.6 & 8 ft. Bed, 2 & 4 WD * 2001-2006 Chevrolet Truck, Silverado 3500 Series 8 ft. Bed, 2 & 4 WD * 2003-2006 Chevrolet Truck, Silverado 2500 HD 6.6 & 8 ft. Bed, 2 & 4 WD * 2007-2007 Chevrolet Truck, Silverado 2500 HD 6.6 & 8 ft. Bed, 2 & 4 WD (Classic) * 2007-2009 Chevrolet Truck, Silverado 2500 HD 6.6 & 8 ft. Bed, 2 & 4 WD (New Body Style) * 2007-2009 Chevrolet Truck, Silverado 3500 HD 6.6 & 8 ft. Bed, 2 & 4 WD (New Body Style) * 2007-2007 Chevrolet Truck, Silverado 3500 Series 8 ft. Bed, 2 & 4 WD (Classic) * 2001-2002 GMC Truck, Sierra 2500 HD 6.6 & 8 ft. Bed, 2 & 4 WD * 2001-2006 GMC Truck, Sierra 3500 Series 8 ft. Bed, 2 & 4 WD * 2003-2006 GMC Truck, Sierra 2500 HD 6.6 & 8 ft. Bed, 2 & 4 WD * 2007-2007 GMC Truck, Sierra 2500 HD 6.6 & 8 ft. Bed, 2 & 4 WD (Classic) * 2007-2009 GMC Truck, Sierra 2500 HD 6.6 & 8 ft. Bed, 2 & 4 WD (New Body Style) * 2007-2009 GMC Truck, Sierra 3500 HD 6.6 & 8 ft. Bed, 2 & 4 WD (New Body Style) * 2007-2007 GMC Truck, Sierra 3500 Series 8 ft. Bed, 2 & 4 WD (Classic) Please note this product does not ship to Pennsylvania. This item is compatible with the following vehicles: Chevrolet * 2001 - 2010 Chevrolet Silverado 2500 Heavy Duty * 2001 - 2006 Chevrolet Silverado 3500 Truck * 2007 - 2010 Chevrolet Silverado 3500 Heavy Duty * 2007 - 2007 Chevrolet Silverado Classic 2500 Heavy Duty * 2007 - 2007 Chevrolet Silverado Classic 3500 Truck GMC * 2001 - 2010 GMC Sierra 2500 Heavy Duty * 2001 - 2007 GMC Sierra 3500 Truck * 2007 - 2010 GMC Sierra 3500 Heavy Duty * 2007 - 2007 GMC Sierra Classic 2500 Heavy Duty * 2007 - 2007 GMC Sierra Classic 3500 Truck * Class 4, Towing Capacity - 12,000 lbs * Hitch Opening - 2 inch * Installation Time - 15 Minutes