The McCormick 6718740A1 is a genuine OEM shim washer, crucial for maintaining precise spacing and alignment within various McCormick agricultural machinery. Specifically designed for models including the X4, X5, X6, X7, and X8 series tractors, this high-quality component ensures optimal operational clearances, reducing friction and wear on critical moving parts. With an outer diameter of 50 mm, an inner diameter of 35 mm, and a thickness of 1.5 mm, it meets exact specifications for reliable performance. This shim washer is also recognized as an equivalent OEM part number for Landini, Argo Tractors, and CNH applications, ensuring broad compatibility and genuine quality.