Mack MP8 6 Cylinder 12.8 L Ultra Low Sulfur Diesel 445 hp Engine, 2015 US EPA Label, Requires Diesel Exhaust Fluid, 18980 Engine hrs, Engine Brake, Mack mDrive Automated Transmission, 13220 lb Front Axle, 38000 lb Rears, 51220 lb GVWR, Air Ride Cab, Aluminum Wheels, 11R24.5, Air Ride Suspension, 220 in Wheelbase,