The McCormick 6634766A1 is a genuine OEM seal ring designed for a wide range of McCormick tractor models. This high-quality sealing component ensures a secure and leak-free connection, critical for maintaining the integrity and performance of your agricultural machinery. With an inner diameter of 120 mm, an outer diameter of 140 mm, and a thickness of 10 mm, this seal ring provides precise fitment and reliable operation in demanding conditions.