The Case IH 90451959 Dia Kit Harvester is an original equipment manufacturer (OEM) part specifically designed for a wide range of Case IH agricultural machinery. This genuine kit provides essential components for the maintenance and repair of combines, including models 1420, 1440, 1460, 1480, 1620, 1640, 1644, 1660, 1666, 1680, 1688, 2144, 2166, 2188, 2344, 2366, 2377, 2388, 2577, and 2588. It is also compatible with Case IH cotton pickers such as the 1800, 1822, 1844, 2022, 2044, 2055, 2144, 2155, and 2555 models. Using genuine Case IH parts like the 90451959 Dia Kit helps maintain the reliability and longevity of your machinery.