Modern tires last a lot longer than 12,500 miles. So, if they're rotating that frequently, it'd be several iterations before they need to be replaced. I usually

Modern tires last a lot longer than 12,500 miles. So, if they're rotating that frequently, it'd be several iterations before they need to be replaced. I usually end up replacing my tires due to age rather than wear, but I don't have a long daily commute since I work from home.