Brand: Continental Model: CrossContact LX Sport Size: 315-40R21 315/40-21 315/40R21 315/40/21 315-40-21 315 40 21 3154021 Tread Depth: 9/32 Treadlife: N/A Season: All Season Performance: Touring Car Type: Truck/SUV Load and Speed Rating: 111H Speed Rating Description: Speed Rated Up to 130 mph Section Width: 315 Aspect Ratio: 40 Rim Diameter: 21 Production Year (DOT): N/A