Cummins QSB 6 Cylinder 6.7 L Ultra Low Sulfur Diesel 160 hp Engine, 2015 US EPA Label, 15074.0 Engine hrs, Air Conditioner, Allison 3000 6-Speed Automatic Transmission, Meritor RS2 Drive Axles, 7.17:1 Axle Ratio, Air Ride Cab, 295/75R22.5 Front Tires, 295/75R22.5 Rear Tires, 116 in Wheelbase, PTO, Hydraulic Lift 5th Wheel