This is a A-RE29609 PTO Disc: 11" PN: RE29609Main Description As Following : A-RE29609 PTO Disc: 11" P.N: RE29609 Outside Diameter: 11.000"Replaces: AR26688Spline Count: 29Spline Diameter: 1.875" Replaces: AR26688 JOHN DEERE , RE29609-RF JOHN DEERE , RE29609-RO JOHN DEERE , 26688 JOHN DEERE , 26688FE JOHN DEERE , Crossed From: R26688 , , TP-AR26688 , , WN-RE29609 , , WNRE29609 , 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