Brand: Roundrule Model: Migaloo Size: 285-40R20 285/40-20 285/40R20 285/40/20 285-40-20 285 40 20 2854020 Tread Depth: N/A Treadlife: N/A Season: All Weather Performance: High Performance Car Type: Truck/SUV Load and Speed Rating: 104W Speed Rating Description: Speed Rated Up to 168 mph Section Width: 285 Aspect Ratio: 40 Rim Diameter: 20 Production Year (DOT): N/A