Mercedes-Benz GLK-Class: Overview of Tire Quality Grading Standards
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:
Wireless remote control
The wireless remote control can be used to lock and unlock the vehicle
from outside the vehicle.
Vehicles without smart key system
1 Locks all doors
2 Pushing and holding: Sounds alarm
3 Unlock ...
Inspecting your tires and wheel valve stems
Periodically inspect the tire treads for uneven or excessive wear and
remove objects such as stones, nails or glass that may be wedged in the
tread grooves. Check the tire and valve stems for holes, ...
Doors
- Always have the doors locked while
driving. Along with the use of seat
belts, this provides greater safety in
the event of an accident by helping
to prevent persons from being
thrown ...
