Brand: Arroyo Model: Tamarock A/T Size: 275-65R18 275/65-18 275/65R18 275/65/18 275-65-18 275 65 18 2756518 Tread Depth: 14/32 Treadlife: 50,000 miles Season: All Weather Performance: All Terrain Car Type: Light Truck Load and Speed Rating: 123/120S Speed Rating Description: Speed Rated Up to 112 mph Section Width: 275 Aspect Ratio: 65 Rim Diameter: 18 Production Year (DOT): N/A