This is a A-526664M91 Pressure Plate: 11", 3 lever, cast iron, combined PTO PN: 526664M91Main Description As Following : A-526664M91 Pressure Plate: 11", 3 lever, cast iron, combined PTO P.N: 526664M91 Includes PTO disc, Not drive plateDim A (1): 11" DIA.Dim B (2): 10 SPLINE HOLESpline Count: 10Spline Diameter: 1.750" Replaces: VPG1000 MISCELLANEOUS , 228005541 LUK CLUTCH , 3620403M1 MASSEY FERGUSON , 3620403M91 MASSEY FERGUSON , 526664-RH MASSEY FERGUSON , 526664V91 MASSEY FERGUSON , 6664HD MASSEY FERGUSON , 886394M91 MASSEY FERGUSON , 886394M93 MASSEY FERGUSON , Crossed From: M526664N , , 1212-1426 , , 1212-1496 , Found in Section & Models : Clutch Parts > Double Clutch, Massey Ferguson INDUSTRIAL/CONSTRUCTION: 302, Massey Ferguson INDUSTRIAL/CONSTRUCTION: 31 (w/ Captive 10 Spline PTO Disc), Massey Ferguson TRACTOR: 175 (w/ Captive 10 Spline PTO Disc), Massey Ferguson TRACTOR: 175 UK (S/N <729574), Massey Ferguson TRACTOR: 177, Massey Ferguson TRACTOR: 178 (S/N <729574), Massey Ferguson TRACTOR: 180, Transmission & Rear Axle > Clutch Related Parts, Massey Ferguson TRACTOR: 165, Massey Ferguson TRACTOR: 175 (Early Production), Massey Ferguson TRACTOR: 175 UK (Early Production), Massey Ferguson TRACTOR: 180 (Early Production), Massey Ferguson TRACTOR: 65 Associated Items : A-526665M91 Also A-MH-O-MF302304, A-MH-P-MF302304, A-MH-S-MF302304, A-MH-P-MF31, A-MH-S-MF31, A-FRM-MH, A-MH-O-HYDRSYST, A-MH-O-MF165, A-MH-P-MF165, A-MH-S-MF100LDR, A-MH-S-MF165, A-SMMF27, A-FRM-MH, A-MH-O-HYDRSYST, A-MH-O-MF175-180, A-MH-P-MF175, A-MH-P-MF175178, A-MH-S-MF100LDR, A-MH-S-MF175, A-MH-P-MF175178 And : Includes PTO disc, Not drive plate Dim A (1): 11" DIA. Dim B (2): 10 SPLINE HOLE Spline Count: 10 Spline Diameter: 1.750"