The first generation is composed of double row angular contact bearings.
The second generation on the outer raceway has a flange for fixing the bearing, which can be simply fixed by the bearing sleeve on the wheel shaft and the nut. It makes car maintenance easier.
The third generation of wheel hub bearing unit adopts the combination of bearing unit and ABS anti-lock brake system. The hub unit is designed with internal flange and external flange. The internal flange is fixed on the drive shaft with bolts, and the external flange installs the whole bearing together.
This paper is organized by guangzhou disolick bearing trading co., LTD