# 400 Ultra · 2027 · 400 km

- Page: https://ultracyclinghub.com/events/400-ultra/2027/400-km/
- Status: Dates confirmed
- Start date: 2027-05-21
- End date: 2027-05-23
- Start location: Mostek
- Finish location: Mostek
- Distance (km): 400
- Climbing (m): 9000
- Time limit (hours): 60
- Support: Self-supported
- Edition source: https://400ultra.cz/en/main/
- Verified on: 2026-10-15 (needs a recheck)

Unlisted facts are not verified for this edition.