The Case IH 81864038 Spring is a genuine OEM replacement component designed for a wide range of Case IH agricultural machinery. This essential spring ensures proper function and durability in various applications across Case IH combines, harvesters, and Magnum series tractors. Manufactured to original specifications, it provides reliable performance and a precise fit for models including the 1400, 1600, 2100, 2300, and 2500 series combines, 1800, 2000, and 2100 series harvesters, and 7100, 7200, 8900, 9100, 9200, and 9300 series tractors.