WA312-2907-730 is a 20/30/31 Series gear set built for power take off (PTO) hydraulic pump drive applications with a 3/4 in. bore. This gear set mates to the PTO output to turn a hydraulic pump, transferring rotational drive from the transmission’s PTO opening to the pump shaft.Features20/30/31 Series gear set3/4 inch borePower Take Off (PTO) hydraulic pump drive gearPart number WA312-2907-730Tech SpecsSeries: 20/30/31Bore: 3/4 in.