Mercedes-Benz GL-Class: Overview of Tire Quality GradingStandards

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.
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 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:
To erase all programing
For first time programing, ensure that the engine is switched off:
1. Ensure that the ignition is on (but with the engine switched off).
2. Press and hold the two outer buttons on the transceiver in ...
Lower Anchors
Lower anchors (A) are metal bars built into the vehicle. There are two lower
anchors for each LATCH seating position that will accommodate a child restraint
with lower attachments (B). ...
Lap Belt
This part is only for the lap belt. To learn how to wear a lap-shoulder belt,
see Lap-Shoulder Belt .
The vehicle may have a center seating position. When you sit in the center front
seating ...







