Cummins X15 6 Cylinder 15.0 L Diesel 565 hp Engine, 2018 US EPA Label, Requires Diesel Exhaust Fluid, Webasto Engine Coolant Heater, 15877.5 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Eaton Fuller 18-Speed Manual Transmission, 12000 lb Front Axle, 40000 lb Rears, 52000 lb GVWR, Air Ride Cab, 68 in Mid Roof Sleeper Cab, Bunk Heater, Aluminum Wheels, 11R24.5 Front Tires, 11R24.5 Rear Tires, Paccar Air Ride Suspension, 280 in Wheelbase, PTO, Air Sliding 5th Wheel