Race Qualification

Get ready to conquer your next challenge on the world-class trails of Amazean Jungle Thailand by UTMB® 2027

Early Bird Registration (First 48 Hours)

(Exclusive registration for runners with a valid UTMB® Index meeting the required criteria)

Registration Opens: Wednesday, October 21, 2026, at 10:00 AM (GMT+7)
Register Here: https://www.runningconnect.com/

Recommended UTMB® Index Criteria (Valid within 2 years)

To ensure a smooth and quick registration process, please verify that your UTMB® Index corresponds to your chosen race category:

100M Category runners should have 100M or 100K category UTMB Index
100K Category runners should have 100M, 100K or 50K category UTMB Index
50M Category runners should have 100M, 100K, 50K or 20K category UTMB Index

How to Verify & Link Your UTMB® Index

Check your registration eligibility in advance at
https://www.runningconnect.com/.../AJTUTMB2026/qualification

Log in to www.runningconnect.com and www.bit.ly/myutmb using the same web browser.
Link your MyUTMB account with RunningConnect.
Verify your personal details for accuracy.
Check the eligible race categories available for your registration.

Important: If your personal information (First Name, Last Name, or Date of Birth) does not match between both platforms, please request a correction and await approval prior to registration day.

Looking to Build Your UTMB® Index?

Discover thousands of UTMB® Index Races worldwide to qualify:
https://utmb.world/utmb-index/index-races

Learn more about the UTMB® Index system:
https://utmb.world/utmb-index