This is a A-76N973 Lock Nut Only PN: 76N973Main Description As Following : A-76N973 Lock Nut Only P.N: 76N973 A-76N973 Lock Nut Only P.N: 76N973 Replaces: A-99307816 TAARUP 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