The Case IH 539355R1 is a genuine OEM ring designed for a wide range of Case IH agricultural equipment, including numerous tractor, combine, cotton picker, and cotton stripper models. This essential component is also compatible with various D-series, DT-series, and DV-series engines, playing a critical role in their proper function. Confirmed dimensions include a length of 50.8 mm, a width of 50.8 mm, and a height of 12.7 mm, with a total weight of 0.023 kg.