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 ...

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 ...

Ratio Technology appears to be preparing to launch its first complete rear derailleur, which, as far as we're aware, would be the first non-SRAM model to use the Universal Derailleur Hanger (UDH) ...

SRAM took all of the technologies that have made the XX1 rear derailleur successful with single ring setups and applied them to a Force-level rear derailleur. This includes: The Type 2 Roller Bearing ...