Kia Optima: Tire Size Designation
A tire’s sidewall is marked with a tire size designation. You will need this information when selecting replacement tires for your car. The following explains what the letters and numbers in the tire size designation mean.
Example tire size designation: P205/60R15 82T (these numbers are provided as an example only; your tire size designator could vary depending on your vehicle.)
P – Applicable vehicle type (tires marked with the prefix “P’’ are intended for use on passenger cars; however, not all tires have this marking).
205 – Tire width in millimeters.
60 – Aspect ratio. The tire’s section height as a percentage of its width.
R – Tire construction code (Radial).
15 – Rim diameter in inches.
82 – Load Index, a numerical code associated with the maximum load the tire can carry.
T – Speed Rating Symbol. See the speed rating chart in this section for additional information.
Wheel Replacement
When replacing the metal wheels for any reason, make sure the new wheels are
equivalent to the original factory units in diameter, rim width and offset.
WARNING
A wheel that is not the correc ...
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 ...
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1.
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3.
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