The McCormick 6506404M1 Power Block is an authentic OEM component designed for various McCormick CX and MC series tractors. This crucial part manages power distribution within the tractor's electrical system, ensuring stable and efficient operation. It is a direct replacement, guaranteeing compatibility and optimal performance for models including CX100, CX105, CX110, CX70, CX75, CX80, CX85, CX90, CX95, MC100, MC105, MC115, MC120, MC130, MC135, MC80, MC90, and MC95.