derailleur Hear it!

derailleur Definition

de·rail·leur (də rāl′ər)

noun

a gear-shifting mechanism on a bicycle for controlling its speed by shifting the sprocket chain from one to another of a set of different-sized sprocket wheels

Etymology: Fr dérailleur, derailer, with reference to the “derailing” of the chain from the sprocket

derailleur Usage Examples

Converse of object

  • have: As Brian's Birdy had a derailleur as well as a hub gear he promised to stay on one rear cog.
  • gear: Ease of folding It is necessary to put some bikes ( derailleur geared ones ) in top gear before folding, which is tiresome.
  • use: Brian tells of his temptation to use the derailleur when we passed him, but being the English gentleman, he resisted.
  • change: The difficulty and judgment of changing derailleur gears before a hill or after stopping is well known.

Adjective modifier

  • 8-speed: I'd ridden a shorter version on the same bike before it was changed from an 8-speed derailleur to the Rohloff 14-speed hub.
  • rear: We notice REYES, kneeling behind him attending to the rear derailleur of her racing bike.
  • front: Front derailleur often refused to change from middle to small ring.
  • 2-speed: Grafting on the 2-speed derailleur of the 6-speed would add some versatility.
  • long: A long cage derailleur for combining a triple crankset with a 13-28 sprocket set or smaller.
  • new: Recently fitted with new derailleur, new freewheel and new chain.

Modifies a noun

  • gear: Modern derailleur gears are a joy to operate, but this comes at the expense of durability.
  • system: The advantages of using a hub rather than derailleur system help to offset this drawback.
  • hanger: Custom derailleur hanger mates perfectly with the ultra broad-based seat tube.
  • cable: Check the front derailleur cable for fraying; making sure the chain cage is parallel to the chain.
  • capacity: Front and rear derailleur capacity Manufacturers are cautious with their specs and you may be able to push mechs further than they say.
  • version: An aluminium-framed folder with hub gear and 9 speed derailleur versions.

Noun used with modifier

  • front: Last but not least: finally we are lifting the curtain of the new XTR crankset and front derailleurs.
  • cage: A short cage derailleur for combining a double crankset with a 13-26 sprocket set or smaller.
  • rear: Never before has a shifter and rear derailleur been faster, lighter and more precise than the new SRAM X.0 system.