The Case IH 87421C1 Chain is a genuine OEM replacement part designed for various Case IH Axial-Flow combines and other machinery. This essential chain ensures proper operation within the machine's system. It is specifically compatible with models such as 1420, 1440, 1460, 1480, 1620, 1640, 1660, 1680, 2144, 2166, 2188, 2344, 2366, 2388, 2577, 2588, 5088, 6088, 7088, 7120, 7230, 8120, 8230, 9120, 9230, AFX8010, and AFX8810, specifically for units with serial numbers below 23000. Weighing approximately 0.0045 kg, this chain is a critical component for maintaining machine performance.