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 ...
Replacing the chain at the right time can help extend the life of your expensive cassette and chainrings and also improve ...
Bike Chains & Derailleurs workshop — Join REI’s expert bike techs for a workshop on how to care for and maintain derailleurs and bike chains. We’ll tune derailleurs, adjust barrel adjusters and ...