Wheel Bearing & Hub Assembly

Traditional car wheel with bearing is composed of two sets of tapered roller
bearings or ball bearings back to back or face to face, the installation of
the bearing, oil seal and clearance adjustment is carried out on the auto
production line. This structure makes it in the car factory assembly
difficulty, high cost and poor reliability, and when the car in pits
maintenance, also need to clean, oil bearing and adjustment.
Prime Wheel hub bearing unit is in the standard of angular contact ball
bearings and tapered roller bearing and develops on the basis of, it will be
two sets of composite bearing directly into a one-piece (double row angular
contact ball bearings and double row circular cone roller bearings), one-
piece wheel hub bearing unit has the assembly performance is good, can be
omitted configured in advance clearance clearance adjustment, bearing, light
weight, compact structure, large load capacity, inject grease and seal
installation in advance (oil), omit the advantages of external wheel seal
and free from maintenance, has been widely used in cars, in a truck also has
a tendency to gradually expand the application, the use of the wheel hub
bearing unit and the usage is growing, now has developed into the third
generation.

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