Cummins B6.7 220 6 Cylinder 6.7 L Diesel 220 hp Engine, Requires Diesel Exhaust Fluid, 300 Engine hrs, Exhaust Brake, Allison Automatic Transmission, Differential Lock, 10000 lb Front Axle, 20000 lb Rears, 25999 lb GVWR, Aluminum Outer Wheels, 11R22.5, Spring Suspension, 187 in Wheelbase, PTO, Stainless Steel 2000 gal Debris Tank, 100 gal Fresh Water Tank, Wash Down System, Manual Tailgate Locks, PTO Driven Pump