The Case IH 166389A1 is a genuine OEM ring designed for use in a wide range of Case IH agricultural equipment. This essential component ensures proper sealing and function within specified machinery systems, including JX, Farmall, Maxxum, MXM, Puma, and Vestrum series tractors. With a weight of 0.02268 kg and dimensions of 50.8 mm in length, 50.8 mm in width, and 6.35 mm in height, this ring provides a precise fit for critical applications.