This genuine Zetor O-ring, part number 89021074, is an essential sealing component for various Zetor agricultural machines. With an internal diameter of 100 mm and a thickness of 3 mm, it ensures a tight and reliable seal, preventing leaks and maintaining optimal system performance. Compatible with Zetor Forterra HSX, Forterra HD, Proxima, Proxima Power, Proxima Plus, Major, Utilix, Hortus, Crystal HD, UR I, and UR III tractor series.