Cat C12 6 Cylinder 11.9 L Diesel Engine, 1999 US EPA Label, 29748 Engine hrs, Eaton Fuller 18-Speed Transmission, Differential Lock, 32000 lb Front Axle, 40000 lb Rears, Air Ride Cab, Aluminum Outer Wheels, 315/80R22.5 Front Tires, 11R22.5 Rear Tires, Dual Steering Boxes, Air Ride Suspension, 248 in Wheelbase, PTO, Lanau 19 ft Long Steel Body, Electric Roll Tarp