Hey guys, the tread ware on our tires are 280. They're good up to about 20,000 miles but the guy at tire & warehouse said after 20,000 miles it'll be slightly useful. Cause there just performance tires and their suposed to stick on the road like glue and perform good. (Sp) sport 9000 dunlop's. But he also said if i come in every time to do business with him hil rotate my tires for (free) every 3000 miles, so the tires don't ware out quick.