The McCormick 6635199A1 is a genuine OEM oil seal designed for various McCormick C, CX, F, MC, and V series tractors, as well as several Landini models. This high-quality seal provides a critical barrier against fluid leaks, maintaining optimal system pressure and preventing contamination. With an inner diameter of 40mm, an outer diameter of 55mm, and a thickness of 8mm, it ensures a precise fit and long-lasting durability in demanding agricultural applications. This part is also cross-referenced as an equivalent for Case IH, Landini, Massey Ferguson, and New Holland.