The McCormick 318685 is an original equipment manufacturer (OEM) connector designed for various McCormick tractor models. This genuine part ensures proper fitment and reliable performance across CX, MC, MTX, XTX, and ZTX series, including specific models like CX100, CX105, CX110, CX70, CX75, CX80, CX85, CX90, CX95, MC100, MC105, MC115, MC120, MC135, MC80, MC90, MTX110, MTX120, MTX125, MTX135, MTX140, MTX150, MTX155, MTX165, MTX175, MTX185, MTX200, XTX185, XTX200, XTX215, ZTX230, ZTX260, and ZTX280.