The McCormick 6517934M1 is a genuine OEM transmission shaft designed for a wide range of McCormick agricultural tractors. This essential component ensures reliable power transfer within the drivetrain of various models, including the CX series (CX100, CX105, CX110, CX115, CX50, CX60, CX70, CX75, CX80, CX85, CX90, CX95), MC series (MC100, MC105, MC115, MC120, MC130, MC135, MC80, MC90, MC95), MTX series (MTX110, MTX120, MTX125, MTX135, MTX140, MTX150, MTX155, MTX165, MTX175, MTX185, MTX200), and X60 series (X60.20, X60.30, X60.40, X60.50).