What is wheel?

wheel tramp

Glossary “wheel tramp” Definition:
The wheel lifting action or hopping motion caused by static unbalance. Motion may be up-and-down or forward-and-backward, caused by centrifugal force acting on a heavy tire section located near the thread face center.

wheel rim

Glossary “wheel rim” Definition:
Circular steel, aluminum, or magnesium components on which the tires are mounted, manufactured from stamped, or pressed steel discs that are riveted or welded together to form the circular rim.

wheel cylinder

Glossary “wheel cylinder” Definition:
Hydraulic cylinder mounted on the backing plate of a drum brake assembly. The wheel cylinder convert hydraulic pressure from the master cylinder to mechanical force that applies the brake shoes against the brake drums.