Cummins X15 600hp 6-Cyl Diesel, Eaton Fuller 18-Speed, Double Frame, Headache Rack, Air Slide 5th Wheel, Air Ride, Lowboy Ramps, Aluminum Wheels, DEF System, 20,000# Front Axle, 66,000# GVWR, S/N: 1XKDD40X4RR373839