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3SIX12 24-Hour

24hr MTB XC endurance race at Newnham Park, Plymouth, Devon. ~5-6km singletrack laps, 16hr daylight + 8hr night. Solo/pairs/teams/singlespeed. Summer 24hr — heat management by day, mild night riding. National championship venue.

25 July 2026Newnham Park, Plymouth, Devon5.5km/lap
Get your 3SIX12 24-Hour plan

24hr MTB XC endurance race at Newnham Park, Plymouth, Devon. ~5-6km singletrack laps, 16hr daylight + 8hr night. Solo/pairs/teams/singlespeed. Summer 24hr — heat management by day, mild night riding. National championship venue.

What makes it hard

  • Night riding — pacing and kit in the dark are part of the performance
  • 24 hours of continuous effort — durability over raw power
  • 125m of climbing per lap adds up fast
  • Technical terrain: XC singletrack, fire road, moorland

How BEINA trains you for it

BEINA reads the exact demands of 3SIX12 24-Hour — 24hr mtb, 5.5km/lap, XC singletrack, fire road, moorland — and builds your plan around them. Race-day predictions and AI coaching remove the guesswork so you arrive ready.