Uniform Tire Quality Grading Standards
See also:
Rear fog lamp
To switch on the rear fog
lamp: turn the SmartKey in the ignition lock to position 2 or start
the engine.
Turn the light switch to
or
or
.
If the light switch is set to or
, the rear fo ...
Tire size designation, load-bearing capacity and speed rating
Tire width
Nominal aspect ratio in %
Tire code
im diameter
Load bearing index
Speed rating
Tire data is vehicle-specific and may deviate from the data in the example.
General: de ...
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 ...
