This is a A-1052497M92 Clutch Pack: 14", (4 plates), wet clutch PN: 1052497M92Main Description As Following : A-1052497M92 Clutch Pack: 14", (4 plates), wet clutch P.N: 1052497M92 Spline Count: 26Spline Diameter: 2.283 Replaces: 1052497-R MASSEY FERGUSON , 4579 MASSEY FERGUSON , 4840 MASSEY FERGUSON , 595579-R MASSEY FERGUSON Found in Section & Models : Clutch Parts > Double Clutch, Massey Ferguson TRACTOR: 4800, Massey Ferguson TRACTOR: 4840, Massey Ferguson TRACTOR: 4880, Massey Ferguson TRACTOR: 4900, Clutch Parts > Single Clutch, Massey Ferguson TRACTOR: 4800, Massey Ferguson TRACTOR: 4840, Massey Ferguson TRACTOR: 4880, Massey Ferguson TRACTOR: 4900 Associated Items : New Also A-MH-O-MF484900, A-MH-P-MF4800, A-MH-S-MF4800, A-MH-O-MF484900, A-MH-P-MF4800, A-MH-S-MF4800, A-MH-O-MF484900, A-MH-P-MF4800, A-MH-S-MF4800, A-MH-O-MF484900, A-MH-P-MF4800, A-MH-S-MF4800 And : Spline Count: 26 Spline Diameter: 2.283