The Case IH 198987A2 Worm is a genuine OEM replacement component engineered for various Case IH agricultural machinery. This critical worm gear ensures reliable performance and durability across a wide range of applications, including combines (e.g., 1620, 2388, 7088), cotton pickers (e.g., 1800, 2555), headers (e.g., 1010, 3162), and windrowers (e.g., 8820, 8880). It is designed to meet original equipment specifications, providing precise fit and function in demanding farm operations. The worm measures approximately 95.25 mm in length, 50.8 mm in width, and 50.8 mm in height, with a weight of about 0.054 kg.