Quote Originally Posted by 55 Tony View Post
They are worn down to near zero tread, well into the wear bars, and they aren't hard like plastic in the cold. And I don't think they are old enough to have hardened, maybe 3 years? Actually ever since I did burnouts at the track, after any little tire spinning I hear them picking up and flinging little stones.
you can check the tire manufacturer's codes on the sidewall of the tires to see the month/year they were manufactured...