The Zetor 971939 bearing is a genuine OEM replacement part designed for a wide range of Zetor agricultural tractors. This high-quality bearing features an inner diameter of 51 mm, an outer diameter of 95 mm, and a width of 12 mm, ensuring precise fitment and reliable performance. It is compatible with Zetor UR I, UR III, Proxima, Forterra, Major, Utilix, Hortus series, and numerous specific models, providing essential support for rotating components within the machinery.