Cummins ISX15 6 Cylinder 15 L Diesel 450 hp Engine, 2016 US EPA Label, Requires Diesel Exhaust Fluid, 7122.9 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Eaton Fuller FO-16E313A-MPH Automated Transmission, 12000 lb Front Axle, 40000 lb Rears, DA-RT Drive Axles, 3.58:1 Axle Ratio, 52000 lb GVWR, Air Ride Cab, Aluminum Wheels, 295/75R22.5 Front Tires, 295/75R22.5 Rear Tires, Air Ride Suspension, 194 in Wheelbase, PTO, Wet Kit, Air Sliding 5th Wheel, Headache Rack, Dual Fuel Tanks