Date
Sat, 14 Nov 2026
Start
09:00
Venue
Bear Wheels Mountain Bike Trail, 140 Marina Lane, Carthage, TN 37030
Carthage, Smith County
Countdown
November
A six-hour mountain bike lap race on an 8-mile loop. Ride it solo or share the load with a team of up to four, and just keep turning laps until time runs out.
Key facts
01Mass start, then timed laps on the same 8 mile loop for six hours
02Teams can have up to 4 riders, with junior and Masters team options
03Solo age groups: juniors under 18, open 18+, Masters over 50
Create a free training plan for the Bear Wheels Challenge
7-day free trial, no card required
The course
One lap, on repeat
Carthage · one lap
Total climb232m
Duration6hr
Start · finishOne lap · elevation
0 kmDrag map to rotate8.5 km
Weather
Mid-November, Carthage
15°CTypical high
3°CTypical low
-13°CColdest in 20 years
27%Days with rain
Highs around 15°C and lows around 3°C, but it has dropped to -13°C. Rain on 27% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
Organiser
OrganiserUpper Cumberland SORBA (UCSORBA)
Websiteucsorba.org
Instagram@uppercumberlandsorba
Running since2024
Training
Training for the Bear Wheels Challenge
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Bear Wheels Challenge plan targets
Typical sessions
A sustained 6hr effort
Endurance and fatigue resistance over the full distance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long endurance rides building toward the full distance
Threshold and sweet-spot work for sustained power
Terrain and skills practice specific to the course
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your Bear Wheels Challenge plan.
7-day free trial, no card required.
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