6 Cylinder Diesel Engine, 15931 Engine hrs, Allison Automatic Transmission, 14000 lb Front Axle, 40000 lb Rears, 54000 lb GVWR, Air Ride Cab, 315/80R22.5 Front Tires, 11R22.5 Rear Tires, Hendrickson Air Ride Suspension, 220 in Wheelbase, PTO, 15 ft Long x 3 ft High Steel Body, Manual Roll Tarp