This is a A-R41756 Shaft, PTO (540 RPM) PN: R41756Main Description As Following : A-R41756 Shaft, PTO (540 RPM) P.N: R41756 A & I shaft does not include A-JD7557 Bearing RaceDim A (1): 10.687" longDim B (2): 6 spline Stocked As: A-AR41752 , Crossed From: AMR41756 , , WN-R41756 , , WNR41756 , , 121438 , Found in Section & Models : Tractor Parts Associated Items : New Also This is An Aftermarket Product And : High Quality Afternaket Shipped from Both US and Canada