Cat 3406E 6 Cylinder 14.6 L Diesel 435 hp Engine, Engine Brake, Eaton Fuller 18-Speed Manual Transmission, Double Differential Locks, 5833 kg Front Axle, 20864 kg Rears, 26697 kg GVWR, Air Ride Cab, Aluminum Wheels, 11R24.5 Front Tires, 315/80R22.5 Rear Tires, Air Ride Suspension, 272 in Wheelbase, PTO, Double Frame, NRC Steel Wrecker Body, 100000 lb Boom Rating