Some vehicle and tire manufacturers recommend replacing tires that are six to 10 years old regardless of how much tread remains, because the rubber compound breaks down with age and heat in ways a ...
Most drivers judge whether a tire needs replacing by looking at the tread, checking it against a coin or a built-in wear bar and assuming a deep enough groove means the tire is still safe. Federal ...
SANTA MONICA, CA -- Human factors/ergonomics (HF/E) researchers at North Carolina State University have found that vehicle owners may not be aware that older but relatively unused tires can fail and ...
Tire tread depth is only one part of tire condition. Age, sidewall damage, cracking, uneven wear, air loss, and internal damage can all change the replacement decision – Shutterstock A tire can still ...