Abstract: A dump truck accessory is attached to the rear of a dump truck and serves to accurately deposit asphalt, sand, gravel or other material being hauled therein is provided. The preferred embodiment consists of a lateral conveyor belt combined with an end gate, which allows the operator to deposit the desired amount of material in a pile at the side of the truck, when the dump truck is stationary or in an elongated strip when the dump truck is moving. A uniquely designed leveling rod connects the accessory to the dump truck frame, and serves to maintain the conveyor belt in a functional attitude.