The McCormick 6523786M1 coil is a genuine OEM replacement part designed for various McCormick MC and MTX series agricultural tractors. This essential electrical component ensures proper function within the tractor's electrical system, maintaining optimal performance and reliability. It is a direct fit for models including MC100, MC105, MC110, MC115, MC120, MC130, MC135, MTX110, MTX120, MTX125, MTX135, MTX140, MTX150, MTX155, MTX165, MTX175, MTX185, and MTX200.