Cat 6 Cylinder Diesel Engine, 3027 Engine hrs, Cruise Control, Engine Brake, Eaton Fuller 9-Speed Manual Transmission, 4-Speed Auxiliary Transmission, 12000 lb Front Axle, 21000 lb Rears, 33000 lb GVWR, Air Ride Cab, 11R22.5 Front Tires, 11R22.5 Rear Tires, Air Ride Suspension, 52 in Wheelbase, Air Sliding 5th Wheel