Chrysler is warning its customers about the same thing Dad warned us about: Old rubber can cause accidents. Of course, dad was referring to the latex that lay fallow in our wallet, while Chrysler is talking about tires. No matter, changing all rubber after six years is probably the safest bet, no matter how many miles you've traveled.
Chrysler: Change tires after six years [The Detroit News]
Related:
New Red Smoke Tires Introduced for Drifting [internal]