This is a A-3113017R1 Shaft, PTO 540 RPM PN: 3113017R1Main Description As Following : A-3113017R1 Shaft, PTO 540 RPM P.N: 3113017R1 Front Drive Splines: 27Long: 9.600" Found in Section & Models : PTO Parts > PTO and Related Parts, Case-IH INDUSTRIAL/CONSTRUCTION: 2400A (692->), Case-IH INDUSTRIAL/CONSTRUCTION: 2500A, Case-IH TRACTOR: HYDRO 84 (HYDRO, SN <-5796), Case-IH TRACTOR: 454 (8078->), Case-IH TRACTOR: 464, Case-IH TRACTOR: 484, Case-IH TRACTOR: 574, Case-IH TRACTOR: 584 (SN <-7998), Case-IH TRACTOR: 674, Case-IH TRACTOR: 684 (SN <-6844), Case-IH TRACTOR: 784 (SN <-6826), Case-IH TRACTOR: 884 (SN <-6377) Associated Items : New Also A-IH-O-2400A, A-IH-S-ENGD155, A-IH-S-ENG157, A-IH-S-24002500, A-IH-O-2500A, A-IH-P-ENG-4DSL, A-IH-P-ENG14CYL, A-IH-P-2500A, A-IH-S-ENGD155, A-IH-S-INDHYDRO, A-IH-O-BATTIGN, A-IH-O-385484, A-IH-P-ENG-4DSL, A-IH-P-684H84, A-IH-S-ENGD155, A-IH-S-TOOLSLATE, A-IH-S-TUNELATE, A-IH-S-385454, A-SMIH202, A-IH-O-454EARLY And : Front Drive Splines: 27 Long: 9.600"