Most noteworthy is the DOT Tire Identification Number (TIN), which contains information like codes for the tire plant, manufacturer, and tire size codes. The TIN could easily be found by locating ...

WASHINGTON (Feb. 6)—The U.S. Department of Transportation has issued 37 new DOT tire plant codes—necessary for selling tires in the U.S.—in the past two years to 32 companies. Among the new codes are ...

Some experts say that date is very important and that tires should not be used after a certain number of years. The last four digits of the DOT code stamp on a tire indicate when it was made.

Before the implementation, Discount Tire technicians had to manually measure as many as 12 different spots for tread depth and used pen and paper to record Department of Transportation (DOT) codes.

Q: I am looking to purchase new tires for my 1995 Buick Regal very soon. I was told there is a code on the tire showing when it was made at the factory. I was told the tires could be old and become… ...

loss of control; rollovers; crashes; Iowa DOT training Sargent, Robert Wittowski, said it's important to stay on top of your tire's air pressure, because the result can be fatal.