This is a A-128281 PTO Disc: 11" rigid disc, organic PN: 128281Main Description As Following : A-128281 PTO Disc: 11" rigid disc, organic P.N: 128281 A-128281 PTO Disc: 11" rigid disc, organic P.N: 128281 Stocked As: A-72091671 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