Mercedes-Benz GLK-Class: Overview of Tire Quality Grading Standards - Uniform Tire Quality Grading Standards - Wheels and tires - Mercedes-Benz GLK-Class Owner's ManualMercedes-Benz GLK-Class: Overview of Tire Quality Grading Standards

The Uniform Tire Quality Grading is a U.S. Government requirement. Their purpose

The Uniform Tire Quality Grading is a U.S. Government requirement. Their purpose is to provide drivers with consistent and reliable information regarding tire performance. Tire manufacturers are required to grade tires using three performance factors: tread wear 1, tire traction 2, and temperature resistance 3. Although not a Government of Canada requirement, all tires made for sale in North America have these grades branded on the sidewall.

in the illustration. The actual values for tires are vehiclespecific and may deviate from the values in the illustration.

Where applicable, the tire grading information can be found on the tire sidewall between the tread shoulder and maximum tire width.

For example:

All passenger car tires must conform to the statutory safety requirements in

All passenger car tires must conform to the statutory safety requirements in addition to these grades.

    Tread wear
    The tread wear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified U.S. government course. For example, a tire graded 150 would ...

    See also:

    Displayed area
    Vehicles without spare tire The area covered by the camera is limited. Objects that are close to either corner of the bumper or under the bumper cannot be seen on the screen. The area displayed ...

    Front Seats
    The vehicle's front seats have head restraints in the outboard seating positions. WARNING With head restraints that are not installed and adjusted properly, there is a greater chance that occu ...

    Customization
    Customizable features Your vehicle includes a variety of electronic features that can be personalized to your preferences. Programming these preferences requires specialized equipment and may be pe ...