The McCormick 6519590M922 axle shaft is a genuine OEM component designed for various McCormick tractor models, including the C Series (C100, C105, C110, C50, C60, C70, C80, C90), CX Series (CX100, CX105, CX110, CX50, CX60, CX70, CX75, CX80, CX85, CX90, CX95), MC Series (MC100, MC105, MC110, MC115, MC120, MC130, MC135, MC80, MC90, MC95), MTX Series (MTX110, MTX120, MTX125, MTX135, MTX140, MTX150, MTX155, MTX165, MTX175, MTX185, MTX200), XTX Series (XTX185, XTX200, XTX215), and ZTX Series (ZTX230, ZTX260, ZTX280). This critical drivetrain part ensures reliable power transmission and structural integrity for optimal tractor performance. It is also cross-referenced with equivalent OEM part number 6519590M92 for Case IH, Massey Ferguson, New Holland, Valtra, and Landini.