Many riders seek lower gearing on their road bikes. Some need it to reduce pain in their back or knees, and a good number of cyclists want easier gears for climbing. Other riders require a low gear ...

There have been countless innovations to the rear derailleur over the years. These have included compatibility with an ever-increasing number of sprockets, the introduction of indexed shifting, STI ...

Shimano appears to be developing a radical new rear derailleur, with a three-pulley design that could wave goodbye to clutch adjustment, according to a patent application filed by the Japanese brand.

Some readers will likely note Shimano already has clutch mountain bike derailleurs that can be paired with electronic shifting for 1x systems. With the new Ultegra RX derailleur, Shimano expands ...

Is it time to upgrade or replace your rear derailleur? Do you sit awake at night worrying about what tooth capacity is? Have you ever wanted to know absolutely everything there is to know about buying ...