The McCormick 3674181M97 is an authentic OEM frame designed for McCormick X4 series agricultural tractors. This critical structural component provides foundational support and stability for the tractor's various systems and attachments, ensuring reliable performance and durability. It is compatible with a wide range of X4 models, including X4.20, X4.30, X4.40, X4.50, X4.60, X4.70, X4.70M, X4.80, X4.80M, X4.90, X4.90M, X4.100, X4.100M, X4.110, X4.110M, X4.120, and X4.120M.