Related: Facilitating Longevity with Madrone Cycles I have been on a rebuilt GX Eagle rear derailleur ... The Jab Derailleur is built for mid-to-high-end bikes– MTB, gravel, e-bikes, and even ...

As part of the trip to Spring Valley, MN, I joined other journalists in racing the Almanzo 100 gravel race on an Allied Alfa All-Road bike equipped with the new Di2 Ultegra RX805 rear derailleur. By ...

It looks to be 13-speed and utilizes a direct-mount rear derailleur, like SRAM’s mountain bike Transmission units. Both are now confirmed true, and SRAM didn’t stop there. The new top-end ...

Generally this uses a derailleur, which forms part of the gear switching and chain tensioning mechanism. As a mechanical system, it’s reliable when well maintained, but tuning it can be a real ...