Bridgestone Potenza RE970AS Pole Position Radial Tire - 235/45R18 98W SILICA ENRICHED TREAD COMPOUND - Supports enhanced wet and dry performance 3-D SIPING - Improves braking and traction CONTINUOUS CENTER RIB - Helps improve steering response 3-D STEALTH BLOCK DESIGN - Improves all-season capabilities FOOTPRINT - Optimized for even load distribution to enhance wear performance