Cummins X15 500 hp Engine • 2019 US EPA Label • 15890 Engine hrs • Eaton Fuller 13-Speed Manual Transmission • 12350 lb Front Axle • 40000 lb Rears • 23745 lb GVWR • Engine Brake • Differential Lock • 60 in Mid Roof Sleeper Cab • 226 in Wheelbase • Aluminum Wheels • 11R22.5 • Air Sliding 5th Wheel • Dual Fuel Tanks