The derailleur is actuated by a cable pulling upwards, which is usually routed along the frame's top tube, using cable stops and a short length of housing to change the cable's direction.

Jul 13, 2022 · What Is A Bike Derailleur? A bike derailleur is a device that moves the chain from one chainring or sprocket to another, allowing you to shift through the gears. It’s actuated by a cable …

May 8, 2025 · What is a bike derailleur? A bike derailleur is a mechanical or electronic gear-shifting device that moves the chain between different gears, consisting of a rear derailleur, which shifts the …

Sep 9, 2024 · In this guide, we’ll take you through rear derailleur compatibility for both mechanical and electronic groupsets. We also explain key rear derailleur specs and tooth capacity.

Jun 2, 2024 · A bicycle derailleur is a toggle-operated mechanism that allows cyclists to shift their chains from one sprocket to another. It helps them modulate their input, measured in terms of pedaling …

May 31, 2025 · A derailleur is a vital component found on most bicycles, especially those designed for varied terrains and riding conditions. It helps manage the pedaling difficulty, allowing riders to …

Dec 15, 2022 · While gearboxes are out there, the derailleur still is the primary shifting component across all bikes, from the lowest end of the spectrum to professional WorldTour setups.

Dec 5, 2016 · The meaning of DERAILLEUR is a mechanism for shifting gears on a bicycle that operates by moving the chain from one set of exposed gears to another.

Nov 5, 2024 · This article explains bicycle derailleurs, their types, how they work, and maintenance tips. It also offers advice on choosing the right derailleur based on cycling needs and budget.

Improve your shifting with the right bike derailleur. Learn how front and rear derailleurs work and what to consider when upgrading.