The Zetor 78002122 is a genuine OEM cylinder head gasket specifically designed for Zetor UR1 series tractors. This critical engine component provides a secure, leak-free seal between the cylinder block and cylinder head, which is essential for maintaining proper engine compression and preventing fluid leaks. With a bore diameter of 95 mm and a thickness of 1.5 mm, it ensures precise fitment and reliable performance. This part is a direct replacement and supersedes the Zetor 78002022 gasket, fitting various models including 5011, 5211, 6011, 6211, 7011, 7211, 7711, 7745, 5245, 6245, and 7245.