KIA Rio_Rio5 2005 - Manual (Page 212)

Uniform Tire Quality Grading
The following information relates to the tire grading
system developed by the Canadian Motor Vehicle
Safety Standard (CMVSS) for grading tires by tread
wear, traction and temperature performance.
These temperature grades are molded on the sidewalls
of passenger vehicle tires. Tires available as standard
or optional equipment on Kia vehicles may vary with
respect to grade.
Maintenance
7-40
Tire Speed Ratings
The following chart below shows many of the different
speed ratings currently 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.
Speed Rating
Symbol
Maximum Speed
S 180 km/h (112 mph)
T 190 km/h (118 mph)
H 210 km/h (130 mph)
V 240 km/h (149 mph)
Z Above 240 km/h (149 mph)
AN7B07024
Treadwear 340 Traction A
Temperature A
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