The McCormick 6646031A1 is a genuine OEM lift arm designed for various McCormick CX and MC series agricultural tractors. This essential component is crucial for the proper functioning of the three-point hitch system, enabling the attachment and operation of implements. Manufactured to McCormick's specifications, it ensures durability and precise fitment for models including CX105, CX110, CX70, CX75, CX80, CX85, CX90, CX95, MC105, MC115, MC120, MC135, MC80, MC90, and MC95.