Cummins Efficiency Series X15 450HP engine Fleet maintained-maintenance records available from purchase Governed at 65mph while in service – Less wear and tear to trucks (speed set at buyers request after purchase) Professionally detailed Great spec for regional tank, dump, container work or grain haul 8 bag air ride suspension-Smoother ride and better pulling power off road Bendix disc brakes Greaseless aluminum Holland Fifth Wheel 10 Speed Eaton Advantage Series Manual Transmission Rear End: 3.25 Engine brake Minimizer tool box Heated Mirrors AM/FM/CD Bluetooth radio Power windows Power door locks Tilt / telescoping steering