Hercules Avalanche X-Treme LT 275/65 R20 126/123R Hercules Avalanche X-Treme LT275/65 R20 126/123R Vehicle type: light truck Usage: Winter tire Manufacturer: Hercules Width: 275 Height: 65 Construction: R Diameter: 20 Load index: 126/123 Speed index: R Highest Price: