The McCormick 3671518M3 guard is a genuine OEM part designed to provide essential protection for specific McCormick tractor components. This original equipment manufacturer part ensures proper fitment and durability, maintaining the operational safety and integrity of your machinery. It is compatible with a range of McCormick tractor models, including the X4.35, X4.40, X4.45, X4.50, X4.55, X4.60, X4.70, X4.75, X5.35, X5.45, X5.55, X5.100, X5.110, and X5.120.