Products PWC- YamahaBearing Back Bearing 93306-305U3 Item number: 93306-305U3 Fit on models: 1993 Yamaha Wave Runner -WR550 Crankshaft Piston Bearing You May Also Be Interested In Bearing 93310-320U2 / 93310-320U3-00 / 010-120 Bearing 93305-30601 / 93305-30603 / 010-204 Piston Kit 09-687 Piston Kit 09-816