Brand: Arroyo Model: Tamarock R/T Size: 37-12.50R20 37-12.50-20 37X12.50R20 37/12.50/20 37-12.50-20 37 12.50 20 3712.5020 Tread Depth: 13/32 Treadlife: N/A Season: All Weather Performance: Rugged Terrain Car Type: Light Truck Load and Speed Rating: 128Q Speed Rating Description: Speed Rated Up to 99 mph Section Width: 12.50 Aspect Ratio: N/A Rim Diameter: 20 Production Year (DOT): N/A