Originally Posted By topside
Good info, TC. I think a Treadwear Rating of 200 is a cutoff point for some sanctioning bodies - to separate "street" tires from "race" tires, right?


Correct, but because of the way the rating is achieved, it can be manipulated to a degree, which is why the "hot" 200TW tire for use in those competitions changes each time a new tire is released.