Tire pressure monitor

See also:

Rim
This is the part of the wheel on which the tire is mounted. ...

DOT (Department of Transportation)
DOT marked tires fulfill the requirements of the United States Department of Transportation. ...

Tire characteristics
Tire data is vehicle-specific and may deviate from the data in the example. This information describes the tire cord and the number of layers in sidewall 1 and under the tread 2. ...