Paccar PX-8 Diesel 330 hp Engine, 13935 Engine hrs, Engine Brake, Allison 3000 Automatic Transmission, 14600 lb Front Axle, 40000 lb Rears, 54600 lb GVWR, Aluminum Wheels, 12R22.5, Chalmers Rubber over Walking Beam Suspension, 205 in Wheelbase, Ox Bodies 16 ft Long x 4 ft 6 in High Steel Body, Flat Bed, Electric Roll Tarp