Description:Pump drives such as 9D-7055 provide an auxiliary drive for hydraulic, hydrostatic, or oil pumps.Gearboxes transfer power from an engine to a machine or tool, and can vary the power and torque delivered. Cat Gearboxes, available for hoist, crowd, swing, propel or pump drives, can get you back to work faster than a rebuild with guaranteed performance. Each gearbox is tested during assembly and at the end of the line, to assure they deliver the performance and long life you expect from Cat Parts. Attributes:Pump drive for heavy duty useApplication:768/769/771/772/773/775 Off-Highway TruckConsult your owner's manual or contact you local Cat Dealer for more information.