This is a A-A39092 Shaft, PTO 540 RPM PN: A39092Main Description As Following : A-A39092 Shaft, PTO 540 RPM P.N: A39092 Front Drive Splines: 10Long: 10.656"Replaces: G10444 & A37644 Replaces: A37644 CASE , G10444 CASE Found in Section & Models : PTO Parts > PTO and Related Parts, Case-IH TRACTOR: 200, Case-IH TRACTOR: 300B, Case-IH TRACTOR: 310, Case-IH TRACTOR: 400B, Case-IH TRACTOR: 430, Case-IH TRACTOR: 470, Case-IH TRACTOR: 530 (W/ STANDARD PTO), Case-IH TRACTOR: 570, Case-IH TRACTOR: 580, John Deere TRACTOR: 320 Associated Items : New Also A-CA-S-GT, A-IH-C-MUSCLES, A-IH-O-ROTCUTFH, A-IH-O-200, A-IH-P-ACCESSORY, A-IH-P-200IMPL, A-IH-P-2003040, A-IH-S-CARBSPEC, A-IH-S-ELECDIA, A-IH-S-TUNEUP, A-MAG-S-317, A-SMIH201, A-CA-O-300B400B, A-CA-P-300B400B, A-CA-S-300300B, A-CON-S-ZDGDETC, A-SMC201, A-CA-P-300, A-CA-S-210B310, A-CA-S-300300B And : Front Drive Splines: 10 Long: 10.656" Replaces: G10444 & A37644