The McCormick 388186A2 is a genuine OEM starter motor designed for reliable engine starting in a range of McCormick and Case IH agricultural equipment. This 12-volt, 2.8-kilowatt starter features a 10-tooth pinion for efficient engagement. It is a direct replacement part, ensuring optimal performance and compatibility with specified models, including McCormick X4, X5, X6, X7 series, and Case IH Farmall, Maxxum, Puma series tractors. This starter motor provides consistent power and durability for demanding agricultural applications.