This genuine McCormick part, number 6673951A1, is an arm designed for use in a wide range of McCormick tractor series. It is engineered to meet original equipment specifications, ensuring optimal performance and durability. This arm is compatible with numerous McCormick tractor models, including those from the X4, X5, X6, X7, X8, XTX, TTX, MC, MTX, CX, C-MAX, T-MAX, F, V, T, G, X50M, X60L, X60, X70, X40, X30, X20, and X10 series. Always verify compatibility with your specific McCormick tractor model before purchase.