Brand: Armstrong Model: Tru-Trac SU Size: 235-55R20 235/55-20 235/55R20 235/55/20 235-55-20 235 55 20 2355520 Tread Depth: 9/32 Treadlife: 65,000 miles Season: All Season Performance: High Performance Car Type: Truck/SUV Load and Speed Rating: 105W Speed Rating Description: Speed Rated Up to 168 mph Section Width: 235 Aspect Ratio: 55 Rim Diameter: 20 Production Year (DOT): N/A