Someone sent me the following link to a
report done by ABC relating to auto tire safety. It shows you
how to read the tire manufacture date that is encoded on the
sidewall. As usual, they sensationalize the issue, but it is
interesting to be able to know how to tell how old your "new"
tires from Sears, Wal-Mart, etc., really are when you buy them.
checked the tires that came on my 2007 Chevy Cobalt, and the
manufacturing date code is 2806, which means they were made in
the 28th week of 2006 - about 5 months before it hit the car
lot. That's pretty good.
It might be fun the next time
you go in to buy new tires to challenge the clerk if he/she
tries to sell you "new" tires that are more than a couple years
old. According to the ABC report, the unofficial expiration date
beyond which new tires should not be sold is 6 years, so if your
tire's manufacturing date code (as of this writing) is less than
3402, you might want to shop elsewhere, or try to negotiate a
- Kirt Blattenberger
Progenitor & Webmaster