Brand: Roundrule Model: Migaloo Size: 285-35R21 285/35-21 285/35R21 285/35/21 285-35-21 285 35 21 2853521 Tread Depth: N/A Treadlife: N/A Season: All Weather Performance: High Performance Car Type: Truck/SUV Load and Speed Rating: 101W Speed Rating Description: Speed Rated Up to 168 mph Section Width: 285 Aspect Ratio: 35 Rim Diameter: 21 Production Year (DOT): N/A