Cummins NCT-400 6 Cylinder Diesel 400 hp Engine, Engine Brake, Eaton Fuller Manual Transmission, 12000 lb Front Axle, 38000 lb Rears, 50000 lb GVWR, Aluminum Front Wheels, 11R24.5, Air Ride Suspension, 206 in Wheelbase, PTO, Aluminum 3000 gal Debris Tank, MC-307 Code, Pres/Vac PTO Driven Pump