derailleur
Also known as derailleur gears, Bicycle Derailleurs
thumb|Shimano 600 front derailleur (1980)
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Article
14 sectionsContents
- Etymology
- History
- Rear derailleurs
- Relaxed position
- Cage length
- Cage positioning
- Actuation and shift ratios
- Clutch
- Front derailleurs
- Use
- See also
- References
- Further reading
- External links
thumb|Shimano 600 front derailleur (1980)
A derailleur ( ; ) is specifically a device that moves a bicycle chain from one sprocket to another, and more generally the entire gearset on a multiple-speed bicycle with such a mechanism.