Kia Optima: Tire Speed Ratings
The chart below shows many of the different speed ratings currently being used for passenger car tires. The speed rating symbol is part of the tire size designation on the sidewall of the tire. This symbol corresponds to that tire’s designed maximum safe operating speed.
Wheel Size Designation
Wheels are also marked with important information that you need if you ever have
to replace one. The following explains what the letters and numbers in the wheel
size designation mean.
Example wh ...
Uniform Tire Quality Grading
The following information relates to the tire grading system developed by the
National Highway Traffic Safety Administration (NHTSA) for grading tires by tread
wear, traction and temperature perfo ...
See also:
Inspection
1.
Check the hub for cracks and
the splines for wear.
2.
Check the brake disc for scoring
and damage.
3.
Check the rear axle carrier for
cracks.
...
Description and Operation
Description
EPS (Electric power steering, Column assist type) system uses
an electric motor to assist the steering force and it is an engine
operation independent steering system.
EPS contro ...
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