Ensure your semi is Ready for the Road Ahead with a reliable hydraulic pump for a variety of purposes, with the Permco 1" Gear 3000 psi Small Displacement Roller Bearing Hydraulic Pump. To quickly displace fluid throughout a vehicle, this replacement device features a lightweight design with a high-efficiency output. Fashioned with a resilient body to tolerate extreme pressures. FleetPride is your First Click in Heavy Duty .