Description:Service component for the hydrostatic pump drive group that transmits mechanical power from the engine driveline to hydrostatic pump and control pumps.Attributes:• Steel shaft• Thread Size: M20• End 1 External Spline Number of Teeth: 14• End 2 External Spline Number of Teeth: 22• Internal Spline Number of Teeth: 21Application:Consult your owner's manual or contact your local Cat Dealer for more information.