The Bridgestone Potenza S007 RFT is a summer max performance tire that comes as original equipment on some premium high performance sedans, coupes and cars. As with all summer tires, they are not intended for use in winter driving environments. Potenza S007 RFT tires offer excellent performance in wet and dry driving conditions. They are designed with run-flat technology which allows it to be driven up to 50 miles when punctured.