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~90mi / ~9,500ft Welsh climbing challenge ride from Bala, on the edge of Snowdonia. Punishing ~105ft/mile ratio over minor, gravelly mountain roads incl. Bwlch y Groes (highest road pass in Wales). Cult 40+ year event. Next edition ~29 Aug 2027 (approximate).
Location
Bala, Gwynedd, Wales
Around 9,500ft of climbing packed into 90 miles. That is roughly 105ft up for every mile, one of the steepest one-day rides in the UK, out and back from Bala on the edge of Snowdonia.
The climbs come one after another with almost no valley to recover in. Bwlch y Groes, the highest road pass in Wales, hits early, and the way home over the moors stings tired legs.
It is a Cycling UK challenge ride, not a race, so the time allowance is generous. The terrain is not. Rough, gravelly mountain roads and 5.5 to 9 hours in the saddle make this a real durability test.
Who this suits
- Climbers with a strong power-to-weight ratio who come alive when the road tilts up. Every kilo off the rider is felt on every climb here.
- Patient riders who pace the first climb like it is the last. Go too hard on Bwlch y Groes early and you pay for it all day.
- Riders comfortable grinding solo. There is no bunch to sit in, and the long climbs are ridden alone.
- Anyone chasing genuine mountain durability, happy to be out for the best part of a day on rough, remote roads.
Training plan
A training plan for Wild Wales Challenge isn't a generic base build. Beina reads the event's exact demands, looks at your specific profile and the time you actually have, and maps a highly adapted plan to the start line.
01 · Race demands
A relentless climbing day
- Near-continuous climbing, climb after climb with almost no flat to recover on
- Bwlch y Groes and the early passes hit in the first 30 miles, punishing anyone who starts too hard
- Rough, gravelly, unswept surfaces that demand real respect on the descents
- Gearing makes or breaks the day, tall gears get punished on the steep minor roads
02 · Key sessions
What your weeks look like
- Long hilly endurance rides building to 5 to 6 hours with 6,000 to 7,000ft, your key weekly session
- Threshold climb repeats, 3 to 4 by 12 to 15 minutes at FTP on a real climb
- Climbs saved for hours 3 to 4 of a ride, training your power-to-weight under deep fatigue
- Back-to-back hilly weekends, a long Saturday plus a hilly Sunday, to rehearse all-day climbing
03 · Shaped around you
Not a generic schedule
- 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