The McCormick 188105A1 is a genuine OEM ignition coil, crucial for the proper functioning of various McCormick and Case IH agricultural tractor models. This high-quality component is engineered to provide consistent and reliable ignition performance, making it an essential replacement part for maintaining engine efficiency. It is specifically designed for a wide range of models within the CX, MC, MTX, XTX, and ZTX series, ensuring a precise fit and optimal operation.