Uniform Tire Quality Grading Standards

A uniform standard to grade the quality of tires with regards to tread quality, tire traction and temperature characteristics. Ratings are determined by tire manufacturers using U.S.

government testing procedures. The ratings are molded into the sidewall of the tire.

    See also:

    Activating/deactivating DSR
    Activating DSR can only be activated if you are driving no faster than 20 mph (30 km/h). Vehicle without the Off-Road Pro Engineering package Vehicle with the Off-Road Pro Engineering package ...

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

    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. ...