International 6 Cylinder Ultra Low Sulfur Diesel Engine, 2012 US EPA Label, Requires Diesel Exhaust Fluid, 3899 Engine hrs, Air Conditioner, Cruise Control, Allison Automatic Transmission, 10000 lb Front Axle, 20000 lb Rears, 30000 lb GVWR, Air Ride Suspension, 158 in Wheelbase