The WA312-2912-740 is a power take off (PTO) hydraulic pump drive gear built for 20/30/31 Series PTO applications. It features a 1 1/4″ bore for mounting to the PTO output. This drive gear connects the PTO to a hydraulic pump to transfer rotational power for auxiliary hydraulic systems.FeaturesPTO hydraulic pump drive gearFits 20/30/31 Series PTO units1 1/4″ center borePart number WA312-2912-740Tech Specs20/30/31 Series1 1/4″ bore