The McCormick 3539443M1 is a genuine OEM lever designed for various McCormick tractor models. This essential component ensures proper operation within the machine's control systems. It is compatible with McCormick CX series (CX50, CX60, CX70, CX75, CX80, CX85, CX90, CX95, CX100, CX105, CX110), MC series (MC105, MC115, MC120, MC130, MC135), MTX series (MTX110, MTX120, MTX125, MTX135, MTX140, MTX150, MTX155, MTX165, MTX175, MTX185, MTX200), XTX series (XTX185, XTX200, XTX215), and ZTX series (ZTX230, ZTX260, ZTX280) tractors.