Brand: Royal Black Model: Racing Trac Size: 215-45R17 215/45-17 215/45R17 215/45/17 215-45-17 215 45 17 2154517 Tread Depth: 7/32 Treadlife: N/A Season: All Season Performance: High Performance Car Type: Passenger Load and Speed Rating: 91W Speed Rating Description: Speed Rated Up to 168 mph Section Width: 215 Aspect Ratio: 45 Rim Diameter: 17 Production Year (DOT): N/A