Brand: National Model: Touring A/S Size: 235-45R18 235/45-18 235/45R18 235/45/18 235-45-18 235 45 18 2354518 Tread Depth: 10/32 Treadlife: N/A Season: All Season Performance: Touring Car Type: Passenger Load and Speed Rating: 94V Speed Rating Description: Speed Rated Up to 149 mph Section Width: 235 Aspect Ratio: 45 Rim Diameter: 18 Production Year (DOT): N/A