Ultra Tour des 4 Massifs (UT4M) Xtrem
Ultra Tour des 4 Massifs (UT4M) Xtrem is a 176 km ultramarathon in Seyssins, France, taking place on Jul 17 – Jul 19, 2026. This edition has already taken place.
- Date
- Jul 17 – Jul 19, 2026
- Distance
- 176 km
- Location
- Seyssins, France
- Format
- Fixed distance