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 ...

If the gears on your bike slip when you’re pedalling, or if they can’t shift into certain gears, they may need adjusting. Gear cables can stretch over time and derailleurs can be knocked out of ...

Shimano’s Shadow Plus rear derailleurs have improved chain retention and shift accuracy by reducing the movement of the derailleur’s cage while riding. The clutch mechanism inside a Shimano Shadow ...