Premium, MaxxForce International Engine 430 hp, 10 Spd OD, Engine Brake, Air Ride Suspension, 3.42 Ratio, LP 22.5 Tires, Aluminum Wheels, 185 in Wheelbase, Tandem Axle, 12,000 lb Front Axle Weight, 40,000 lb Rear Axle, 52,000 gvw, 38,943 miles with 992 hours on engine, $79,500.