DM686SX, Heavy Duty Trucks - Logging Trucks, Mack E6-283, 5 Spd, This is a nice little log truck with a E6- 283 dynatard , Mack 5 speed and Mack 58k rears. Truck has a newer gray interior cab. The loader is a Prentice and has new valve body. May need work at the pump, currently has single stage., 283 Horse Power, Camelback Suspension, Spoke Wheels, 240 Wheel Base, , Tandem Axle, Ratio,