I have a set of very clean si wheels with tires. 2 of them have 90% tread life left. The other 2 have about 60% left. The 2 bad ones were rode on with too much air pressure and caused both the outer and inner portion of the tires the show wear. Wheels are extra clean! 350 firm. Pics can be posted. Contact info: Phone: 404-641-6656 or pm