Brand: Bridgestone Model: Potenza RE980AS+ Size: 245-40R18 245/40-18 245/40R18 245/40/18 245-40-18 245 40 18 2454018 Tread Depth: N/A Treadlife: 50,000 miles Season: All Season Performance: High Performance Car Type: Passenger Load and Speed Rating: 97W Speed Rating Description: Speed Rated Up to 168 mph Section Width: 245 Aspect Ratio: 40 Rim Diameter: 18 Production Year (DOT): N/A