Adventure Mountain Bikes
Sonder mountain bikes are built on the belief that the best ideas shine. They don’t need to shout. We don’t do gimmicks or follow hype, we build the bikes we want to ride. And because we ride year-round in the UK, we know what matters: geometry that just works, durable materials, and a ride feel that brings confidence and fun to every trail.
Adventure Mountain Bikes
Modern mountain bikes designed for real trails and real riders.
We were early adopters of long, low, slack geometry. We championed 650b+ hardtails before they became mainstream. Our approach isn’t to push boundaries for the sake of it — it’s to make sure every Sonder is dialled for the way people actually ride. We focus on substance, clarity and craft, so the ride can do the talking.
Further reading
- Hardtail vs Full Suspension Mountain Bikes
- The Best UK XC trail centres for a hardtail MTB Day Out
- 29 vs 27.5: How to choose the right wheel size
- Real life bike tyre pressures a complete guide for road, gravel and mountain bikes
- Bike Frame Materials Explained: Titanium vs Carbon vs Alloy vs Steel
- Why choose a mid-travel 29er?: Essential Guide for Bike
- Essential bike maintenance - How to deal with a broken rear derailleur whilst out riding
- How to choose the best bike for bikepacking
- The Beast
- Eight essential trailside skills for bikepacking and cycle touring
Falco
Falco brings 29er speed, alloy resilience, and sweet spot geometry tuned for UK's natural trails and trail centres. Confident, precise, and lively, Falco is a trail bike that won’t hold you back.
Signal Ti
Agressive 29” titanium hardtail designed to climb as well as it sends. Feed it fast-flowing singletrack and tasty big mountain trails and strap yourself in.
Cortex
The Cortex doesn’t believe in the ‘n+1 rule.' Whatever the trail, it fancies it. Big time. A lively 140/135mm travel 29er, it'll climb for days and chomp through descents.
Frontier
Multi-activity 29er for fast, flowy trails, hurtling over cross-country and loading up with bags for days of deep backcountry riding. No nonsense. No frills. No fuss.
Broken Road
Fully custom-built titanium hardtail for riding to the ends of the earth, off the map and back. Or, you know, just Scotland. Built for absolute multi-day comfort.
Mountain journal
Grab a brew, kick back and relax with in-depth features, tales of derring-do and Go Nice Place Do Good Things.
Hardtail or Full Suspension: How to Find the Right Mountain Bike for Your Riding
For most UK riders, a hardtail is the right starting point. It handles the vast majority of trails, costs less,...
29 vs 27.5: How to choose the right wheel size
A few years ago you didn’t have to choose a wheelsize on a mountain bike - they all came with...
Real life bike tyre pressures a complete guide for road, gravel and mountain bikes
The right pressure in your tyres makes a huge difference to your ride experience and safety. It's a generalisation to...
Bike Frame Materials Explained: Titanium vs Carbon vs Alloy vs Steel
Choosing a bike frame material isn’t just about weight and stiffness. It’s about how your bike feels to ride, how...
Why choose a mid-travel 29er?: Essential Guide for Bike
When we head out to the trails, we often take the Cortex. So the question is, with all this choice,...
Essential bike maintenance - How to deal with a broken rear derailleur whilst out riding
A broken rear derailleur my not mean an end to the ride. Removing the derailleur and splitting the chain so...