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 ...

A patent application filed by Shimano appears to show that the brand is working on an integrated rear derailleur, similar to what we've seen on SRAM's new T-Type Eagle Transmission. The patent drawing ...

New Shimano SIS RD TY15 Rear Derailleur NOS eBay online, Shimano SIS Rear derailleur fixing problem Bicycles Stack Exchange online, Shimano SIS Rear derailleur fixing problem Bicycles Stack Exchange ...

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 ...