The Metzeler Six Days Extreme MUD 100/90-19 57M is a specialized enduro competition rear tire designed for maximum traction in deep mud, soft terrain, and extreme off-road conditions. Developed and tested in the FIM Enduro World Championship, it features a unique mud-specific tread pattern with tall, widely spaced knobs that efficiently clear debris and maintain grip in the most demanding conditions. The high-resistance carcass ensures durability and impact absorption, while the advanced rubber compound provides consistent traction even at low pressures. With a 57M load/speed rating, this tire is optimized for professional enduro riders tackling muddy tracks, wet grass, and soft soil stages where grip and control are critical.