The McCormick 6731619A1 Board is a genuine OEM electronic component designed for various McCormick X-series tractors. This essential board ensures proper functionality within the machine's electrical system. 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, and X7.680 tractor models. Weighing 0.10 kg with dimensions of 100 mm length, 100 mm width, and 10 mm height, this board is a critical replacement part for maintaining optimal tractor performance.