Equip your semi to be Ready for the Road Ahead , with the Muncie E Series Air Shift Dump Pump, a crucial device to ensure a reliable hydraulic dump. Due to its pressurized design, this replacement component is able to elevate the beds of trucks and trailers to dump cargo goods or materials. Constructed with a rugged metal body to tolerate high-pressure applications. FleetPride is your First Click in Heavy Duty .