Detroit DD15 6 Cylinder 14.8 L Diesel 505 hp Engine, 2020 US EPA Label, Requires Diesel Exhaust Fluid, 9381 Engine hrs, Engine Brake, Eaton Fuller FRO-17210C 10-Speed Manual Transmission, 13220 lb Front Axle, 40000 lb Rears, Detroit DA-RT-46.0-4 Drive Axles, 3.58:1 Axle Ratio, 53220 lb GVWR, Air Ride Cab, Aluminum Wheels, 11R24.5 Front Tires, 275/80R24.5 Rear Tires, Airliner Air Ride Suspension, 192 in Wheelbase, PTO, Wet Kit, Air Sliding 5th Wheel, Dual Fuel Tanks