Wednesday, November 27, 2013

Treadwear & Traction


















All tires have a treadwear “grade”, a rating system to demonstrate the life of that tire’s tread under controlled conditions. A tire with the treadwear grade of 300 should last twice as long as a grade 150. Grading systems are specific to tire brands, meaning a 200 grade in one brand may not be exactly equivalent to a 200 grade in a different brand.


Likewise, there are grades to represent a tire’s traction, that is the ability to stop. Grades ranked from highest to lowest are as such; “AA”, “A”, “B” and “C”. Naturally, “AA” tires are expected to perform more efficiently on wet and snowy surfaces.

Treadwear Rating (UTQG)


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