: Most manufacturers recommend replacing tires every six years , regardless of tread depth. If you buy a tire that is already three years old, you may only get half its intended service life before it needs to be retired due to age.
When purchasing new tires, you should ideally aim for those manufactured within the last . While industry standards often allow tires up to five or six years old to be sold as "new" if they were stored properly, experts generally recommend avoiding tires older than two to three years at full retail price. Why Tire Age Matters how old should new tires be when you buy them
Tires are made of rubber compounds that naturally degrade over time due to oxidation, even if they have never been driven on. : Most manufacturers recommend replacing tires every six