The WA323-2915-250 is a 350 Series gear set used in power take off (PTO) applications to drive a hydraulic pump. It features a 1 1/2″ center bore for mounting to compatible PTO and pump shafts. This gear is built to 350 Series specification for hydraulic drive gear sets.Features350 Series gear set1 1/2″ center borePTO hydraulic pump drive gearPart number WA323-2915-250Tech Specs350 Series1 1/2″ center bore