Detroit DD15 6 Cylinder Ultra Low Sulfur Diesel Engine, 2018 US EPA Label, Requires Diesel Exhaust Fluid, 16093 Engine hrs, Automated Transmission, 12500 lb Front Axle, 40000 lb Rears, 52500 lb GVWR, Air Ride Cab, 60 in High Rise Sleeper Cab, Bunk Beds, Thermo King Auxiliary Power Unit, 295/75R22.5, Airliner Air Ride Suspension, 231 in Wheelbase, Air Sliding 5th Wheel, Lowboy Ramps, Dual Fuel Tanks