Mack MP7 6 Cylinder 10.8 L Ultra Low Sulfur Diesel 335 hp Engine, 2006 US EPA Label, 5886 Engine hrs, Engine Brake, Eaton Fuller 9LL Manual Transmission, 20000 lb Front Axle, 38000 lb Rears, Mack Drive Axles, 58000 lb GVWR, Air Ride Cab, 425/65R22.5 Front Tires, 11R22.5 Rear Tires, Dual Steering Boxes, 248 in Wheelbase, PTO, 134 in Cab to Axle, 226 in Cab to End of Frame