Cat C15 6 Cylinder 15.2 L Diesel Engine, 2004 US EPA Label, Positive Air Shutoff, Engine Brake, Eaton Fuller 18-Speed Manual Transmission, Triple Differential Locks, 20000 lb Front Axle, 51300 lb Rears, 71300 lb GVWR, Air Ride Cab, Aluminum Wheels, 425/65R22.5 Front Tires, 11R24.5 Rear Tires, Airliner Air Ride Suspension, 260 in Wheelbase, PTO, Triplex Pump, 2005 Hamms 17560 L Steel Tank, 3 Compartments, TC407 Code, Hour Meter Reads CNV