This is a A-137710A1 Collar Pin, PTO Shift PN: 137710A1Main Description As Following : A-137710A1 Collar Pin, PTO Shift P.N: 137710A1 2 UsedDim A (1): .3125" x .7188" Found in Section & Models : PTO Parts > PTO and Related Parts, Case-IH TRACTOR: MX100, Case-IH TRACTOR: MX100C, Case-IH TRACTOR: MX110, Case-IH TRACTOR: MX120, Case-IH TRACTOR: MX135, Case-IH TRACTOR: MX80C, Case-IH TRACTOR: MX90C, Case-IH TRACTOR: 1070, Case-IH TRACTOR: 1090, Case-IH TRACTOR: 1170, Case-IH TRACTOR: 1175, Case-IH TRACTOR: 1896, Case-IH TRACTOR: 2090, Case-IH TRACTOR: 2094, Case-IH TRACTOR: 2096, Case-IH TRACTOR: 2290, Case-IH TRACTOR: 5120, Case-IH TRACTOR: 5130, Case-IH TRACTOR: 5140, Case-IH TRACTOR: 5220 Associated Items : New Also A-IH-S-AIRHEAT, A-IH-S-AIRHEAT, A-IH-S-AIRHEAT, A-IH-S-AIRHEAT, A-IH-S-AIRHEAT, A-IH-S-AIRHEAT, A-CA-O-1070L, A-CA-P-1070, A-CA-S-970TM, A-CA-S-9701070, A-SMC203, A-CA-S-1090ETC, A-SMC203, A-CA-P-1170, A-CA-S-1090ETC, A-SMC203, A-CA-O-1175M, A-CA-P-1175, A-CA-S-1090ETC, A-SMC203 And : 2 Used Dim A (1): .3125" x .7188"