The McCormick 3659013M94 hub is a genuine OEM replacement part designed for various McCormick X-series tractors. This essential component ensures proper wheel or axle rotation and stability. It is compatible with McCormick X4.20, X4.30, X4.40, X4.50, X4.60, 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, X8.680, X8.690 models. Weighing approximately 0.5 kg, this hub measures 101.6 mm in length, width, and height, providing a precise fit and durable performance.