Mercedes-Benz GL-Class: Overview of Tire Quality GradingStandards - Uniform Tire Quality GradingStandards - Wheels and tires - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Overview of Tire Quality GradingStandards

The Uniform Tire Quality Grading is a U.S.

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.

and may deviate from the values in 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

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:

    Switching on Blind Spot Assist
    ► Make sure that the radar sensor system and Blind Spot Assist are activated in the on-board computer. ► Turn the SmartKey to position 2 in the ignition lock. Warning lamps 1 light u ...

    Address Book
    The address book entry method lets you select a destination by selecting an address that has been stored in the address book. Address Book: Press to access the Address Book screen. From this scr ...

    United states department of transportation
    The following information relates to the tire grading system developed by the National Highway Safety Administration which will grade tires by treadwear, traction and temperature performance. Not ...