This is a A-C9NN7A684A Shaft, PTO Drive PN: C9NN7A684AMain Description As Following : A-C9NN7A684A Shaft, PTO Drive P.N: C9NN7A684A Dim A (1): 20 & 25 SplineDim B (2): 37.562" Long Crossed From: AMC9NN7A684A , , 7A68AAN BMD MFG Found in Section & Models : PTO Parts > PTO and Related Parts, Ford / New Holland INDUSTRIAL/CONSTRUCTION: 8400, Ford / New Holland TRACTOR: 8000, Ford / New Holland TRACTOR: 8200, Ford / New Holland TRACTOR: 8600, Ford / New Holland TRACTOR: 8700, Ford / New Holland TRACTOR: 9000, Ford / New Holland TRACTOR: 9200 (9/69-78), Ford / New Holland TRACTOR: 9600 (9/69-78), Ford / New Holland TRACTOR: 9700 (9/69-78) Associated Items : New Also A-FO-O-8000, A-FO-P-80009000, A-SMFO201, A-FO-P-80009000, A-FO-O-8600, A-FO-P-80009000, A-SMFO201, A-FO-O-87009700, A-FO-P-80009000, A-FO-S-87009700, A-SMFO201, A-FO-P-80009000, A-SMFO201, A-FO-P-80009000, A-FO-O-9600, A-FO-P-80009000, A-SMFO201, A-FO-O-87009700, A-FO-P-80009000, A-FO-S-87009700 And : Dim A (1): 20 & 25 Spline Dim B (2): 37.562" Long