This is a A-1K616 Input Shaft, Transmission PN: 1K616Main Description As Following : A-1K616 Input Shaft, Transmission P.N: 1K616 W/ NON HYDRO POWERDim A (1): 12.000" LongSpline Count: 19 Spline Crossed From: AM1K616 , Found in Section & Models : Transmission & Rear Axle > Trans: Forks, Gears, Shafts, White/ Oliver/ Mpl Moline TRACTOR: SUPER 77 (RC S/N 320001-6502, STD S/N 269001-, White/ Oliver/ Mpl Moline TRACTOR: SUPER 88 (RC SN 120001-6502, STD SN 820001-82, White/ Oliver/ Mpl Moline TRACTOR: 77 (RC S/N 320001-6502, STD S/N 269001-272115, White/ Oliver/ Mpl Moline TRACTOR: 88 (RC SN 120001-6502, STD SN 820001-824910, Associated Items : New Also A-FRM-IHOL, A-OL-O-SUP7788, A-OL-P-SUP7777, A-OL-S-3VOLUME, A-SMO201, A-FRM-IHOL, A-OL-O-SUP7788, A-OL-P-88S88, A-OL-S-3VOLUME, A-SMO201, A-FRM-IHOL, A-OL-O-77, A-OL-P-SUP7777, A-OL-P-77, A-OL-S-HYDR-LEC, A-OL-S-3VOLUME, A-OL-S-667788, A-SMO201, A-FRM-IHOL, A-OL-O-88 And : W/ NON HYDRO POWER Dim A (1): 12.000" Long Spline Count: 19 Spline