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Derailleurs designed for performance, for journeys without limits - with us, quality is there.

How does a bicycle derailleur work?
How to choose a good derailleur ?

When to change your derailleur?
How to identify a Shimano derailleur ?

Everything you need to know about the bicycle derailleur: brands, characteristics and specific features

The bicycle derailleur is an essential component of the bicycle transmission to ensure smooth and efficient riding, whether on the road, in the mountains or on rough paths. This device allows you to change speed by moving the chain between the different sprockets of the cassette or the chainrings. In this article, we'll explore the main derailleur brands, their distinctive features, and how to choose the ideal model for your practice.

The major brands of bicycle derailleurs

Shimano

Undisputed leader in the field of cycling, Shimano offers reliable, high-performance derailleurs suitable for all levels of practice.

Main features:

Shadow+ technology for increased chain stability, especially when mountain biking.
Wide compatibility with 1x, 2x or 3x drivetrains.
Extensive range from entry level (Altus, Acera) to elite (XTR, Dura-Ace).

Examples of famous models:

Deore XT (MTB)
Ultegra Di2 (road bike derailleur)
GRX (gravel)

SRAM

The American brand SRAM stands out for its bold innovations and modern approach, particularly with wireless systems.

Main features:

X-Horizon technology for precise and smooth gear changes.
eTap wireless electronic system for a sleek aesthetic.
Design adapted to single chainring with Eagle MTB groupsets.

Examples of famous models:

GX Eagle (MTB)
Red eTap AXS (road)
Rival XPLR (gravel)

Campagnolo

Campagnolo, Italian elegance, specializes in high-end drivetrains for road cyclists.

Main features:

Sophisticated design and premium materials like carbon fiber.
Ultra-Shift technology for fast and precise gear changes.
Adaptation to 12 speed cassettes.

Examples of famous models:

Chorus
Super Record EPS
Ekar (gravel)

MicroSHIFT

An economical alternative, MicroSHIFT offers quality derailleurs for cyclists looking for good value for money.

Main features:
Compatibility with Shimano systems.
Robustness and ease of use.
Ideal for 9 or 10 speed transmissions.

Examples of famous models:

Advent (MTB)
Centos (road)

Key Features to Consider

Compatibility with transmission: Make sure the bike derailleur is suitable for your cassette (number of speeds) and your gear controls.

Type of practice:

MTB: Opt for a derailleur with chain stabilizer.
Road: Favor lightness and precision.
Gravel: Choose a model resistant to difficult conditions.

Technology: Electronic systems offer exceptional accuracy but are more expensive. Mechanical models remain reliable and easy to maintain.

Weight: An important criterion for road cyclists looking to optimize their performance.

How to choose your bike derailleur?


Use: Identify your needs according to your practice (leisure, competition, exploration).
Budget: Options vary from 30 to more than 500 euros depending on the range and on-board technologies.
Favorite brand: Shimano for versatility, SRAM for innovation, Campagnolo for aesthetics, or MicroSHIFT for economy.

In conclusion

The bicycle derailleur is a decisive component for your comfort and performance. Each brand offers unique solutions to meet the expectations of cyclists, whether amateurs or professionals. Take the time to choose a model that suits your riding style and your playground. With a well-adjusted derailleur, every ride becomes a real pleasure with every pedal stroke.

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