How Do Bike Gears Work? | Mountain Bike Derailleur Explained

Published on November 19th 2022


A derailleur sometimes referred to as a 'rear mech' is the part of a bicycle gearing system that shifts the chain from one sprocket to another sprocket. There are many different models available for mountain bikes and most of them share similar features. In this video, Anna explains how they work and what features you may expect to see. ⏱ Timestamps ⏱ 00:00 - Intro 00:26 - What is a derailleur? 01:15 - How do derailleurs work? 03:36 - What do limit screws do? 05:50 - What is a B-Tension screw for? 06:45 - What does a clutch mech do? 08:05 - What about electric gears? 09:42 - What is the future of derailleurs? Useful Links: Black Friday Sale - Up To 50% Off πŸ›’ πŸ‘‰ Watch #shorts on GMBN πŸ‘‰ Submit your Photo and Video to us πŸ‘‰ Check out GMBN Tech T's in the GMBN Shop πŸ‘‰ What derailleur/s do you have on your bike? Let us know down below!πŸ‘‡ Watch more on GMBN Tech... πŸ“Ή 5 Minute Gear Adjust πŸ‘‰ πŸ“Ή Watch our Editor’s Choice Playlist πŸ‘‰ πŸ“Ή Watch our weekly show πŸ‘‰ 🎡 Music - licensed by Epidemic Sound 🎡 Those Melancholy - Justnormal Biltmore Hills - Sarah, the Illstrumentalist Fungi - Osoku Mad Zach - Smartface Merba Yate #gmbntech #gmbn #mtb #mountainbiking #gearadjustment The Global Mountain Bike Network (GMBN) is the world’s largest and fastest-growing online mountain bike channel and community – and your destination for the best mountain bike content in the world. GMBN is dedicated to inspiring and unlocking your riding potential. Our videos cater to fans of every mountain bike discipline: from mile-munching cross-country (XC) riders, through adrenaline-fuelled dirt jumpers, gravity-hungry downhillers or aspiring enduro racers, and beyond. Every day of every month, our ex-pro presenting team are on hand to entertain and inspire you while also providing a uniquely qualified insight into the world of mountain biking. Every week we deliver original daily videos that include: Adventurous and entertaining features Mountain bike skills coaching Technical advice and guidance Mechanical know-how to keep you rolling A place for the riding community with our weekly Dirt Shed Show Thanks to our sponsors: Canyon Bikes: Nukeproof Bikes: Orbea Bikes: Park Tool: POC helmets and eyewear: Crankbrothers Pedals: Shimano Footwear: Dainese Protection: Ergon: Vittoria Tires: FSA: e*thirteen: Spank: Topeak: Garmin: Muc-Off - Wahoo: Komoot: Worx Power Tools: CamelBak: Watch our sister channels: Global Mountain Bike Network - Electric Mountain Bike Network - Global Cycling Network - GCN Tech - GCN Racing - Global Triathlon Network - GCN Italia - GCN en Espanol - GCN auf Deutsch - GCN en Francais - GCN Japan - GCN Training -