CAT C12 505 hp Engine, US EPA Label, 13376 Engine hrs, Eaton Fuller Automatic Transmission, Differential Lock, 12000 lb Front Axle, 40000 lb Rears, Air Ride Cab, 11R22.5, Air Ride Suspension, 209 in Wheelbase, 19 ft Long x 5 ft High Body, Manual Roll Tarp NEW STEERING TIRES - AS PER OWNER ;