Can this tiny $30 plastic Cage Guard keep you from destroying a fancy Shimano mountain bike derailleur? MRP thinks so!

[Nabil] sent in an awesome electronic bicycle derailleur. Now, instead of pulling a steel cable with a shifting mechanism, [Nabil] can change gears electronically. As a bonus, the derailleur can ...

Farsi and his team spent a great deal of time working on the State-branded derailleur. To nail the balance between affordability and performance, they ultimately chose a Sensah mountain bike ...

"The GD8 represents a game-changing step forward in e-bike drivetrain technology, eliminating derailleur systems and prioritizing durability, performance, and long-term value." The pilot ...

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 ...