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:

    Important safety notes
    WARNING For reasons of safety, have the NECK-PRO head restraints/NECK-PRO luxury head restraints checked at an authorized Mercedes-Benz Center after a rear-end collision. WARNING When p ...

    Activating audio CD/DVD or MP3 mode
    Option 1 Insert a CD/DVD or an SD card or connect a USB device. COMAND loads the medium inserted and starts to play it. Option 2 Press the function button once or twice. Select an aud ...

    Aspect ratio
    Relationship between tire height and tire width in percent. ...