Prepare your vehicle to be Ready for the Road Ahead , with the Permco 5151 Series 2.5" Gear 3000 psi Hydraulic Pump that supplies seamless hydraulic fluid transfers. This replacement pump converts mechanical power from an engine into hydraulic energy that can be used to displace fluids throughout a vehicle. Engineered with an super-durable build to tolerate extreme pressures. FleetPride is your First Click in Heavy Duty .