Cummins L9 6 Cylinder 8.9 L Diesel 330 hp Engine, 2019 US EPA Label, CARB Compliant, Requires Diesel Exhaust Fluid, 1392.4 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Allison 3500 Automatic Transmission, Differential Lock, 14600 lb Front Axle, 23000 lb Rears, Detroit DA-RS-23.0-4 Drive Axles, 5.22:1 Axle Ratio, 37600 lb GVWR, Air Ride Cab, 34 in Flat Top Sleeper Cab, Aluminum Wheels, 11R22.5, Airliner Air Ride Suspension, 252 in Wheelbase, 24 ft x 96 in Bed, 2 in Receiver