The Earth is not flat, and neither are many cycling trails. One of the major appeals of a modern mountain or racing bike is its ability to shift gears based on the terrain. Riders can choose a higher ...

Derailleurs are the transmission of your bike. When you shift, they guide the chain to the correct gears. Whether you’re fixing a particular problem with your chain or simply giving the system a ...

[Nabil] sent in an awesome electronic bicycle derailleur. Now, instead of pulling a steel cable with a shifting mechanism, [Nabil] can change gears electronically. As a bonus, the derailleur can be ...

If you were wondering about the current state of front derailleurs on mountain bikes, I have three words for you: ninety percent off. A SRAM x9 front derailleur for triple rings is currently for sale ...

1. Understand It: Your rear derailleur moves your chain across cogs and maintains proper tension on the chain with every gear change. How? The chain runs around two jockey pulleys on the rear ...

Unlike many new standards on the market, SRAM's new UDH universal derailleur hanger standard for should do away with a lot of confusion by essentially — if SRAM's strategy goes to plan — reducing the ...