The McCormick 3662667M3 is an original equipment manufacturer (OEM) electronic board designed for a wide range of McCormick agricultural tractors. This genuine component ensures reliable electrical system operation and is compatible with MC series (MC100, MC105, MC110, MC115, MC120, MC130, MC135, MC80, MC90, MC95), CX series (CX100, CX105, CX110, CX50, CX60, CX70, CX75, CX80, CX85, CX90, CX95), MTX series (MTX110, MTX120, MTX125, MTX135, MTX140, MTX150, MTX155, MTX165, MTX175, MTX185, MTX200), and XTX series (XTX185, XTX200, XTX215) models. It is a critical component for maintaining the electrical integrity and functionality of your machinery.