The McCormick 381907R91 is a genuine OEM oil seal designed for various International Harvester agricultural tractors. This high-quality lip seal features an inner diameter of 41.28 mm, an outer diameter of 60.33 mm, and a width of 9.53 mm. It ensures reliable sealing performance, preventing leaks and protecting critical components. This essential replacement part is compatible with a wide range of IH models including B275, B414, 434, 444, 354, 374, 384, 276, 454, 474, 475, 574, 674, 784, 884, 986, 1086, 1486, 1586, Hydro 86, and Hydro 186, maintaining the integrity of your machinery's systems.