Cummins ISX15 6 Cylinder 15.0 L Diesel 550 hp Engine • 34327 Engine hrs • Engine Brake • Eaton Fuller RTLO-18918B 18-Speed Manual Transmission • 13200 lb Front Axle • 34000 lb Rears • Spicer DSP41 Drive Axles • 3.36:1 Axle Ratio • 47000 lb GVWR • 75 in Mid Roof Sleeper Cab • Bunk Beds • Aluminum Wheels • 11R24.5 • Air Ride Suspension • 284 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks