10 Quart Stainless Steel Reservoir. 10 quart tank dump trailer hydraulic power pack pump single acting control unit this unit comes standard in many dump trailers and is a direct replacement for most power-up/gravity-down applications. 1500 PS Max Relief Setting on B port. It's high quality starter ensure long life and a fast start every time, the motor is built to last, and the tank has been specifically designed to not crack & leak under harsh conditions.