Uniform tire quality grading

Uniform tire quality grading - Technical and consumer information - Infiniti QX Owners Manual - Infiniti QX

DOT (Department Of Transportation) Quality Grades: All passenger car tires must conform to federal safety requirements in addition to these grades. Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example:

Treadwear 200 Traction AA Temperature A

See also:

Hurry Up? Wait.
The main problem I had with the FX35 was its seven-speed automatic transmission, which was added in 2009. It hesitates so much when you call for more power that I have a hard time calling this SUV ...

Troubleshooting guide
...

Reporting safety defects
For USA If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA ...