: Many warranties expire six to ten years from the manufacturing date , not the date of purchase. How to Check the "Birth Date"
: Older rubber becomes harder and more brittle, leading to decreased traction (especially in wet conditions) and an increased risk of dry rot or sudden tread separation. 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. : Many warranties expire six to ten years