Brand: Starfire Model: WR Size: 215-45R18 215/45-18 215/45R18 215/45/18 215-45-18 215 45 18 2154518 Tread Depth: 10/32 Treadlife: 40,000 miles Season: All Season Performance: High Performance Car Type: Passenger Load and Speed Rating: 93W Speed Rating Description: Speed Rated Up to 168 mph Section Width: 215 Aspect Ratio: 45 Rim Diameter: 18 Production Year (DOT): N/A