The Zetor 80126107 Crown Wheel is a genuine OEM component designed for the differential system of various Zetor tractor models. This essential gear ensures proper power transmission and reliable operation of the tractor's drivetrain. It is compatible with Zetor models 5211, 5245, 6211, 6245, 7211, 7245, 7711, 7745, 3320, 3321, 3340, 3341, 4320, 4321, 4340, 4341, 5320, 5321, 5340, 5341, 6320, 6321, 6340, 6341, 7320, 7321, 7340, and 7341, providing a direct fit replacement for maintaining original equipment standards.