This is a A-3281106M92 Disc, Transmission PN: 3281106M92Main Description As Following : A-3281106M92 Disc; Transmission P.N: 3281106M92 Overall Diameter: 7.843"Spline Count: 13Spline Diameter: .976" Major / .859" Minor Found in Section & Models : Clutch Parts > Single Clutch, Massey Ferguson TRACTOR, COMPACT: 1020, Massey Ferguson TRACTOR, COMPACT: 205, Massey Ferguson TRACTOR, COMPACT: 205-4 Associated Items : New Also This is An Aftermarket Product And : Overall Diameter: 7.843" Spline Count: 13 Spline Diameter: .976" Major / .859" Minor