This is a A-184341C2 Coupling, Axle Drive Shaft PN: 184341C2Main Description As Following : A-184341C2 Coupling, Axle Drive Shaft P.N: 184341C2 Length: 3.000"Replaces: 184341C1Spline Count: 12 Replaces: 184341C1 IH COMBINE , Crossed From: AM184341C1 , , AV101207 VAPORMATIC , HC184341C1 , , 108782 , , 300-C184341 , , 300C184341 , Found in Section & Models : Power Train/Propulsion > Combine Propulsion Shafts and Couplers, Case-IH COMBINE: 1440, Case-IH COMBINE: 1460, Case-IH COMBINE: 1480, Case-IH COMBINE: 1640, Case-IH COMBINE: 1644 (SN JJC0098060>), Case-IH COMBINE: 1660, Case-IH COMBINE: 1666, Case-IH COMBINE: 1670, Case-IH COMBINE: 1680, Case-IH COMBINE: 1680 (SN