The Metzeler Six Days Extreme 100/90-19 57M is a high-performance enduro competition tire developed for extreme off-road racing. Tested and proven in the FIM Enduro World Championship, it features a specialized knob design and geometry that deliver maximum traction on loose, rocky, and technical terrain. The high-resistance polyester carcass ensures durability, impact absorption, and consistent performance under the toughest conditions. A unique rubber compound provides excellent grip in both wet and dry environments while maintaining long wear life. Its directional block layout improves braking stability and cornering precision, while the 57M load/speed rating ensures reliable performance for competition-ready machines. The Six Days Extreme is the tire of choice for professional enduro riders tackling the world’s hardest off-road challenges.