Brand: Atturo Model: AZ850 Size: 285-40R20 285/40-20 285/40R20 285/40/20 285-40-20 285 40 20 2854020 Tread Depth: 10/32 Treadlife: N/A Season: Summer Performance: High Performance Car Type: Truck/SUV Load and Speed Rating: 108Y Speed Rating Description: Speed Rated Up to 186 mph Section Width: 285 Aspect Ratio: 40 Rim Diameter: 20 Production Year (DOT): N/A