Department Of Transportation Uniform Tire Quality Grades; Treadwear - Dodge Charger SRT 3922016 Owner's Manual

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IF YOU NEED CONSUMER ASSISTANCE 605
DEPARTMENT OF TRANSPORTATION UNIFORM
TIRE QUALITY GRADES
The following tire grading categories were established by
the National Highway Traffic Safety Administration. The
specific grade rating assigned by the tire's manufacturer
in each category is shown on the sidewall of the tires on
your vehicle.
All passenger vehicle tires must conform to Federal
safety requirements in addition to these grades.

Treadwear

The Treadwear grade is a comparative rating, based on
the wear rate of the tire when tested under controlled
conditions on a specified government test course. For
example, a tire graded 150 would wear one and one-half
times as well on the government course as a tire graded
100. The relative performance of tires depends upon the
actual conditions of their use, however, and may depart
I n f o r ma t i o n P r o v i d e d b y :
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