Are cracks between tire tread unsafe?
Cracks in tires may seem like not a big deal, but they can be a major hazard to your safety. When people inspect tires, they often focus on tread depth and ignore other areas of concern, including cracking. Cracking can be just as large of a hazard as driving on tires without the recommended tread depth.
Why are Michelin tires cracking?
Underinflated tires are one of the most common tire failures. You know; underinflated tires lead to excessive heat and cracking in the tread surface. Consequently, tires get dry rot and other problems.
When should a cracked tire be replaced?
2. Damage – If the tires are damaged and cannot be repaired, obviously they need to be replaced. This is usually the case for blowouts, large punctures/holes, any damage close to the sidewall, or bubbles anywhere in the tire (see picture).