The McCormick 26431762 Seal Kit is a genuine OEM component designed to provide reliable sealing for various McCormick tractor models. This essential kit helps maintain hydraulic system integrity and prevent leaks, ensuring the longevity and efficient operation of your machinery. It is compatible with McCormick X4.20, X4.30, X4.40, X4.50, X4.60, X5.35, X5.45, X5.55, X5.100, X5.110, X5.120, 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 series tractors.