Bridgestone Potenza RE050 225/45R17 91W OVERVIEW Get the most out of your sporty sedan or coupe with the Bridgestone Potenza RE050 tire. The Potenza RE050 features a wide center rib and stabilized center blocks with tie bars for rigidity alternating block dimensions for reduced noise and specially shaped block edges with slanted mid-grooves for great wet-weather traction. As a summer tire the Potenza RE050 should not be used when temperatures are consistently below 45 degrees Fahrenheit.