Cummins ISX 6 Cylinder 14.9 L 500 hp Engine • 2009 US EPA Label • 17919 Engine hrs • Engine Brake • Eaton Fuller 18-Speed Transmission • 20000 lb Front Axle • 46000 lb Rears • 29937 kg GVWR • Air Ride Cab • Aluminum Outer Wheels • 425/65R22.5 Front Tires • 11R22.5 Rear Tires • Air Lift Pusher Axle • Dual Steering Boxes • Rubber over Walking Beam Suspension • 245 in Wheelbase • 19 ft 6 in Long Body • Auto Lube System • Air Powered Roll Tarp