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 ...

Does your chain skip between gears when you pedal, phantom shift, shift twice instead of once, or refuse to shift when you need it to? Abby Hippley, mechanic, bike builder, and former demo driver for ...

[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 ...

Your chain should also be the first thing you check if you hear a rattling sound while riding. It could mean the loose, excess chain is contacting your frame (this is commonly called “chain slap”). It ...

There comes a time in every mountain biker’s life when it’s time to change your bike’s chain. But what mountain bike chain should you get? And how do you install and take care of it once you’ve found ...

There comes a time in every mountain biker’s life when it’s time to change your bike’s chain. But what mountain bike chain should you get? And how do you install and take care of it once you’ve found ...