Cat C13 6 Cylinder 12.5 L Diesel Engine, 13201 Engine hrs, Air Conditioner, Power Windows, Eaton Fuller Automated Transmission, 12000 lb Front Axle, 40000 lb Rears, 52000 lb GVWR, Air Ride Cab, 295/75R22.5 Front Tires, 295/75R22.5 Rear Tires, Air Ride Suspension, 165 in Wheelbase