Cummins ISB 6 Cylinder 5.9 L Diesel 230 hp Engine, 2006 US EPA Label, CARB Compliant, 7867 Engine hrs, Air Conditioner, Cruise Control, Automatic Transmission, 8500 lb Front Axle, 17500 lb Rears, 26000 lb GVWR, 10R22.5, Spring Suspension, 260 in Wheelbase, Flatbed, In-Cab Attenuator Controller, Arrow Board, In-Cab Arrow Board Controller, Energy Absorption Inc Crash Attenuator