Navistar 6 Cylinder Diesel Engine, Requires Diesel Exhaust Fluid, 12940 Engine hrs, Air Conditioner, Cruise Control, Retarder, Eaton Fuller RTLOF-16918B 18-Speed Manual Transmission, Differential Lock, 20000 lb Front Axle, 46000 lb Rears, 66000 lb GVWR, Air Ride Cab, Aluminum Outer Wheels, 425/65R22.5 Front Tires, 11R22.5 Rear Tires, Dual Steering Boxes, Double Frame, Spring Suspension, 228 in Wheelbase, PTO, 16 ft Long x 4 ft 2 in High Steel Body, Round Bottom, Electric Roll Tarp, Pintle Hitch