6.8 L Gasoline Engine, 2015 US EPA Label, Automatic Transmission, 6500 lb Front Axle, 14706 lb Rears, 19500 lb GVWR, 225/70R19.5 Front Tires, 225/70R19.5 Rear Tires, Spring Suspension, 165 in Wheelbase, Knapheide 11 ft Long x 1 ft 5 in High Steel Body, Manual Roll Tarp, Pintle Hitch