The WA316-5037-402 is a PTO hydraulic pump drive gear built for the 75/76 Series IRP TB-1685-3 power take off application. This drive gear transmits rotational power from the transmission’s PTO opening to a mounted hydraulic pump, engaging the pump’s input shaft to generate hydraulic flow for auxiliary equipment.FeaturesHydraulic pump drive gearPart number WA316-5037-402Designed for 75/76 Series IRP TB-1685-3 power take off applicationsTransmits drive to a mounted PTO hydraulic pumpTech Specs75/76 Series IRP TB-1685-3 PTO application