Cummins ISX15 6 Cylinder 15 L Diesel 550 hp Engine, 2015 US EPA Label, 14846 Engine hrs, Engine Brake, Eaton Fuller RTLO-20918B 18-Speed Manual Transmission, Triple Differential Locks, 16000 lb Front Axle, 57000 lb Rears, Meritor RZ-69-166 Drive Axles, 4.30:1 Axle Ratio, Air Ride Cab, Aluminum Wheels, 385/65R22.5 Front Tires, 11R24.5 Rear Tires, Dual Steering Boxes, Airliner Air Ride Suspension, 260 in Wheelbase, PTO, 20 ft Long x 4 ft High Steel Body, Electric Roll ...