This is a A-158287A Shaft, PTO (540 RPM PN: 158287AMain Description As Following : A-158287A Shaft, PTO (540 RPM P.N: 158287A Dim A (1): 23 Spline Found in Section & Models : PTO Parts > PTO and Related Parts, White/ Oliver/ Mpl Moline INDUSTRIAL/CONSTRUCTION: 2-78 (SN 147569>), White/ Oliver/ Mpl Moline INDUSTRIAL/CONSTRUCTION: 4-78 (SN 147569>), White/ Oliver/ Mpl Moline TRACTOR: G750 (SN 147569>), White/ Oliver/ Mpl Moline TRACTOR: 1550 (SN 160000>), White/ Oliver/ Mpl Moline TRACTOR: 1555 (SN 160000>), White/ Oliver/ Mpl Moline TRACTOR: 1650 (SN 147569>), White/ Oliver/ Mpl Moline TRACTOR: 1655 (SN 147569>), White/ Oliver/ Mpl Moline TRACTOR: 2-62 (SN 160000>), White/ Oliver/ Mpl Moline TRACTOR: 2-70, White/ Oliver/ Mpl Moline TRACTOR: 60 AMERICAN, White/ Oliver/ Mpl Moline TRACTOR: 80 AMERICAN Associated Items : New Also A-OL-S-1617BKH, A-OL-S-1650, A-WH-O-2-78, A-WH-P-24-78FL, A-OL-S-1617BKH, A-OL-S-1650, A-WH-O-2-78, A-WH-P-24-78FL, A-FRM-FOMM, A-MM-O-G750, A-MM-P-SUBLIST, A-MM-P-UNIVERSAL, A-OL-P-1655, A-OL-S-1650, A-SMO202, A-FRM-OLLATE, A-OL-O-1550, A-OL-P-15501555, A-OL-S-15501555, A-SMO202 And : Dim A (1): 23 Spline