The McCormick 3015098X1 seal is a genuine OEM replacement component designed for various McCormick X-series tractors. This high-quality seal features an inner diameter of 40 mm, an outer diameter of 55 mm, and a thickness of 8 mm, ensuring a precise fit and reliable sealing performance. It is compatible with McCormick X4.20, X4.30, X4.40, X4.50, X4.60, X4.70, X4.80, X4.90, 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 tractor models.