No longer have the IS, but have one tire leftover I never got around to mounting. Never used....Never touched pavement. 100% tread left. Tire is a Bridgestone Potenza RE040 P215/45/R17. Retail price on the tire is around $180-200, even from online sources. Selling price is $100 local pickup (Cleveland, OH). Willing to ship..at Buyer's expense. I accept PayPal, but buyer pays 3% Paypal fee. SOLD!!