Detroit DD13 6 Cylinder 12.8 L Ultra Low Sulfur Diesel 410 hp Engine, Requires Diesel Exhaust Fluid, 14064 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Eaton Fuller FOM-16E310C-LAS Automated Transmission, 12000 lb Front Axle, 40000 lb Rears, Detroit DA-RT-40.0-4 Drive Axles, 3.31:1 Axle Ratio, 52000 lb GVWR, Air Ride Cab, 11R22.5, Airliner Air Ride Suspension, 172 in Wheelbase, Air Sliding 5th Wheel, Dual Fuel Tanks