Brand: Cosmo Model: Gripit XT Size: 275-55R20 275/55-20 275/55R20 275/55/20 275-55-20 275 55 20 2755520 Tread Depth: 15/32 Treadlife: 50,000 miles Season: All Season Performance: Extreme Terrain Car Type: Light Truck Load and Speed Rating: 120/117S Speed Rating Description: Speed Rated Up to 112 mph Section Width: 275 Aspect Ratio: 55 Rim Diameter: 20 Production Year (DOT): N/A