The McCormick T103903 Joint is a genuine OEM replacement component designed for various McCormick X-series tractors. This essential part ensures proper function and is compatible with models including X4.20, X4.30, X4.40, X4.50, X4.60, X4.70, X4.80, X4.90, X5.20, X5.30, X5.40, X5.50, X5.60, X5.70, X5.80, X5.90, X6.420, X6.430, X6.440, X6.460, X6.470, X6.480, X6.490, X7.440, X7.450, X7.460, X7.650, X7.660, X7.670, X7.680, X8.660, X8.670, and X8.680. Manufactured to McCormick's specifications, this joint weighs approximately 0.054 kg with dimensions of 95 mm length, 51 mm width, and 51 mm height, ensuring a precise fit and reliable performance.