- Three circumferential grooves for water drainage and sure-footed confidence in wet road conditions. - All-season tread design with hard block edges plus wide lateral grooves with maximum siping for exceptional all-season grip. - High-density tread compound for excellent traction and long tire life. - Extra wide steel belts provide full contact patch and shoulder support for excellent handling and long, even treadwear. - Variable pitch tread design for a quiet ride. - 45,000 miles (72,000 km) limited treadware warranty.