WA312-2917-740 is a PTO drive gear set built for the 20/30/31 series power take off hydraulic pump drive, sized for a 1 3/4 in. application. This gear set transfers drive from the transmission’s PTO opening to a hydraulic pump, allowing mounted hydraulic equipment to run off engine power.FeaturesPTO drive gear setPart number WA312-2917-740Fits 20/30/31 series PTO hydraulic pump drive1 3/4 in. sizeTech Specs20/30/31 series1 3/4 in.