The McCormick 6632171A1 is a genuine OEM lift arm designed for various McCormick X-series tractors. This essential component ensures proper functionality of the three-point linkage system, providing robust and reliable performance for agricultural operations. Manufactured to McCormick's specifications, it guarantees compatibility and durability for models including X4.20, X4.30, X4.40, X4.50, X5.20, X5.30, X5.40, X5.50, X6.420, X6.430, X6.440, X7.440, X7.450, X7.460, X7.650, X7.660, X7.670, X7.680, X8.660, X8.670, and X8.680.