M3 - extrem / Montafon Mountainbike Marathon

St. Gallenkirch, Vorarlberg, Austria

M3 - extrem / Montafon Mountainbike Marathon

The M3 Montafon Mountainbike Marathon's extreme route is the longest and most challenging option in this prestigious Austrian mountain bike event held in Vorarlberg. This demanding course takes riders through the impressive alpine landscape of the Montafon valley, starting and finishing in Schruns near St. Gallenkirch. The route features significant elevation gain that tests even experienced mountain bikers, combining technical terrain with stunning mountain scenery. Riders navigate through varied terrain including forest sections, alpine meadows, and mountain passes as they complete this epic endurance challenge. The extreme route represents the pinnacle of the M3 event, attracting serious competitors from across Europe and beyond.

Key facts

  • This mountain bike trail is 101 km long, 2560 m of ascent, 2651 m of descent.
  • Difficulty is rated S3 (difficult) on the STS singletrack scale.
  • Elevation ranges from 624 m to 2225 m above sea level.