This is a genuine OEM McCormick 4217840M1 half-axle, also compatible with Landini tractors. Designed for robust power transmission in agricultural machinery, this half-axle ensures durability and precise fitment for models including McCormick X6.420, X6.430, X6.440, X6.460, X7.440, X7.450, X7.460, X7.650, X7.660, X7.670, X7.680, and Landini 6-125C, 6-135C, 6-145C, 6-160C, 7-140, 7-160, 7-180, 7-200, 7-210. Manufactured to original specifications for optimal performance and longevity.