Dangerous Tires (http://www.discountpartcenter.com/tire_reviews_and_news/10-30-09-Dangerous-Tires.htm) old tires have expiration dates.

Can please explain it because i m not getting what u want to say. Hope to see u around.

What i can understand from your post. i think u want to know how long tires can go. I think a tire life is 4 to 5 yrs.

Dangerous Tires (http://www.discountpartcenter.com/tire_reviews_and_news/10-30-09-Dangerous-Tires.htm) old tires have expiration dates.yeess el tires have amanufacture code with 4 number the 1st 2 are the week abd the lst 2 are th year example 1206 mean march 2006 hope you resolve your problem