Paccar MX-13 6 Cylinder 12.9 L Diesel Engine, Requires Diesel Exhaust Fluid, Engine Brake, Automated Transmission, 12000 lb Front Axle, 40000 lb Rears, Meritor Drive Axles, 52000 lb GVWR, Air Ride Cab, 80 in Mid Roof Sleeper Cab, Aluminum Wheels, 295/75R22.5 Front Tires, 275/80R22.5 Rear Tires, Paccar Air Rid...