The McCormick 4218445M94 Wiring Harness is an authentic OEM component specifically designed for various McCormick X4 Series agricultural tractors. This essential electrical bundle facilitates reliable power and signal distribution throughout the machine's systems, crucial for maintaining optimal performance and operational safety. It is compatible with a range of models including X4.20, X4.30, X4.40, X4.50, X4.60, X4.70, X4.20M, X4.30M, X4.40M, X4.50M, X4.60M, X4.70M, X4.35, X4.45, X4.55, X4.35M, X4.45M, and X4.55M.