Rule of Three
ExtremeA gravel challenge in the Ozarks around Bentonville, Arkansas, combining three surfaces — tarmac, gravel and singletrack — with route options of 35, 60 and a flagship 115 miles. The 115-mile course includes roughly 25 miles of singletrack, making it exceptionally demanding. The 2027 edition runs May 12-16.
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▌ A gravel challenge in the Ozarks around Bentonville, Arkansas, combining three surfaces — tarmac, gravel and singletrack — with route options of 35, 60 and a flagship 115 miles
North America ultra event organized by Rule of Three
12 SCORING DIMENSIONS
EFFORT MATRIX
EXPERIENCE MATRIX
GREEN FLAGS
- [+]185 km of extreme gravel through Bentonville, Arkansas
- [+]Self-supported / ultra format = adventure focus
- [+]Organized by Rule of Three
- [+]Varied terrain: Gravel, Ozarks, Trail
- [+]Strong US-style aid stations and event production
RED FLAGS
- [!]Extreme rating — only attempt with prior ultra experience
- [!]Self-supported — no aid stations expected
- [!]Details not yet verified — confirm via official site
RIDER FIT
Built for hours in the saddle — your distance
Limited use for pure climbers
Ultra format = guided adventure with timing chips
Self-supported format suits bikepacking instincts
Technical terrain rewards bike-handling
Single-day pace suits crit-style riders less here
Distance like this rewards patience. The riders who win the last 30% are the ones who saved matches in the first 60%.
TIRE INTEL
Mixed gravel with no extreme demands — go for rolling speed.
WEATHER PLAYBOOK
Bentonville, Arkansas in spring (May): expect mild conditions — pack for variable weather. Always check 7-day forecast race week and pack a packable shell.
PACING PLAYBOOK
Sit in. Let the start sort itself out. Pace by feel, not by rivals.
Where the field shatters. Stick to your power numbers, not the surge.
Save one match. The last 20% is where placement is decided.
WHAT TO FEAR
- [!01]Resupply gaps — carry more food than you think
INSIDER INTEL
“Rule of Three is exactly what American gravel does best — well-organized, big aid stations, and a finish-line festival that makes the suffering worthwhile.”
RACE LOGISTICS
Self-supported by design. Carry your own food, water, tools, and shelter. Resupply from towns en route.
Plan for 6-8 hour stretches between resupply points. Carry food and purification.
- +Timing chip + bib
- +Course markings + GPX
- -Spare tubes / tubeless plugs
- -Lodging
- -All food and water beyond the start
- -Shelter / sleep system
- -Tracker (rider-supplied for many ultras)
- -Drop bag transport (unless specified)
Book 6+ months ahead for big events. Check the race partner-hotel list for discounts.
Often the best value for groups. Search the wider race region, not just the start town.
Many gravel events offer on-site camping for a small fee. Check race FAQ.
- ▸Mandatory pre-race brief — non-negotiable attendance.
- ▸GPS device with full route loaded is required, not optional.
TRAVEL OPS
Rule of Three is a quality north america event — great if you're nearby or want to explore the region.