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Tires made in 2022: how old, still safe?

A DOT date code ending in 22 was manufactured in 2022. The first two digits are the week. 2622 means week 26 of 2022. A mid-year tire from 2022 is check: Inspect for cracks, have it checked yearly after 5

Week 1 of 2022

Made in week 1 of 2022

Jan 3 to Jan 9, 2022 (approx.)

4 years 9 months · Check

Inspect for cracks, have it checked yearly after 5

Open 0122 in the decoder

Week 26 of 2022

Made in week 26 of 2022

Jun 27 to Jul 3, 2022 (approx.)

4 years 3 months · Check

Inspect for cracks, have it checked yearly after 5

Open 2622 in the decoder

General guidance, not a safety inspection. Follow the tire and vehicle maker's recommendation.

Check a 2022 DOT code

Enter the last 4 digits of the DOT code or the full code.

Read as

Made in week 26 of 2022

Jun 27 to Jul 3, 2022 (approx.)

Check

4 years 3 months

Inspect for cracks, have it checked yearly after 5

General guidance, not a safety inspection. Follow the tire and vehicle maker's recommendation.

Format
Date code only

Segments

2622
  • Date
  • Week comes first. 2622 is week 26 of 2022, not week 22 of 2026.

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Where the DOT code sits on a tireA tire sidewall with the DOT code molded on the outer side. The date is the last four digits.DOTDOT 4B H7 JK2319Week 23, then year 2019The full code is often on one sidewall only.Check the other side if the date is missing.
The letters DOT certify the tire. They are not part of the identification number. The last four digits are the week and the year. Tires made before 2000 use three digits, and a triangle means the 1990s.

Week ranges use ISO weeks, Monday through Sunday, and are approximate. Tire makers count weeks on their own calendars. The regulation describes a Sunday-to-Saturday week. Plant names come from the free NHTSA vPIC list. 49 CFR 574.5

Plant data from NHTSA, updated October 13, 2026.

Frequently asked questions

How old is a tire made in 2022?

A tire from week 26 of 2022 is 4 years 3 months old as of 2026-10-22. A tire from week 1 is 4 years 9 months. The exact age depends on the week in the DOT code.

Is a 2022 tire too old?

A mid-year 2022 tire is in the “Check” range: Inspect for cracks, have it checked yearly after 5. General guidance, not a safety inspection. Follow the tire and vehicle maker's recommendation.

What DOT code means 2022?

The last two digits are the year. A code ending in 22, such as 2622, was made in week 26 of 2022. The first two digits are the week, from 01 to 53.

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