6 Cylinder Diesel Engine, 7425 Engine hrs, Engine Brake, Allison Automatic Transmission, 16000 lb Front Axle, 40000 lb Rears, 25401 kg GVWR, Air Ride Cab, 315/80R22.5 Front Tires, 11R22.5 Rear Tires, Air Ride Suspension, 218 in Wheelbase, PTO, 15 ft Long x 3 ft 6 in High Steel Body, Heated Box, Electric Roll Tarp, Double Tailgate Chutes