The McCormick 6645321A5 ASSEMBLY is a genuine OEM replacement part designed for various McCormick agricultural machines. This essential assembly ensures proper function and compatibility with models including MC100, MC105, MC110, MC115, MC120, MC130, MC135, MC80, MC90, MTX110, MTX120, MTX125, MTX135, MTX140, MTX150, MTX155, MTX165, MTX175, MTX185, MTX200, X6020, X6030, X6040, X6050, X740, X760, X770, X780, and X790 series. Manufactured to McCormick's specifications, this assembly provides reliable performance and a precise fit for maintaining your equipment.