Get your semi truck Ready for the Road Ahead™ with improved steering performance, with the Parker-Hannifin Power Steering Pump. Thanks to its ability to deliver pressurized steering fluid to the wheel once turned, this replacement pump is able to remove a large amount of the effort required to turn a wheel. Engineered with a sophisticated design that generates pressure once a hydraulic pulley turns the internal components of a pump. FleetPride is your First Click in Heavy Duty®.