The McCormick 4207921M91 is a genuine OEM right lift arm designed for various McCormick X-series tractors, including X4, X5, X6, and X7 models. This critical linkage component ensures proper functionality of the tractor's three-point hitch system, providing robust and reliable performance for agricultural implements. Manufactured to original equipment specifications, it guarantees a precise fit and long-lasting durability. This part is also compatible with numerous Landini and Valpadana tractor models, sharing the same OEM part number.