See also:

Temperature
WARNING The temperature grade for this tire is established for a tire that is properly inflated and not overloaded. Excessive speed, underinflation, or excessive loading, either separately o ...

Conditions for activation
RACE START can be activated when: • the doors are closed. • the engine is running and it has reached an operating temperature of approximately 176 °F (80 °C). This is the case when the engine ...

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 ...