Freewheeling rear-derailleur bikes with no brakes.    From Wordnik.com.  [Evolving or Devolving? From Comebacks to CamelBaks] Reference

You looking for the derailleur de jour award today?.    From Wordnik.com.  [Think Progress » Halliburton/KBR Goes After Rape Survivor Jamie Leigh Jones’ Personal Integrity In Its Supreme Court Petition] Reference

Chris broke his derailleur in the 55+ race for DNF.    From Wordnik.com.  [Pike Peak Supercross - I think it's broken] Reference

What derailleur doesn't have parallelogram geometry?.    From Wordnik.com.  [The Party's Over: Derailed by the Economy] Reference

Hard to use the front derailleur, they came and went.    From Wordnik.com.  [Original Signal - Transmitting Gadgets] Reference

Look at the derailleur cage - his chain is too short!.    From Wordnik.com.  [Contradictions: Contemplating the Mysteries of Cycling] Reference

I recommend holding the derailleur as I explained above.    From Wordnik.com.  [Ask Nick: The best bike innovations, what the pros REALLY ride, and stretching cables.] Reference

Funny, I'm always reminded of a derailleur when I see a singleator.    From Wordnik.com.  [The Big Picture: Taking It All In] Reference

Any 9-speed Shimano mountain bike rear derailleur should do the trick.    From Wordnik.com.  [Technical FAQ with Lennard Zinn: Brake questions, compatibility and New Year’s feedback] Reference

This is a nineteen eighties Campy front derailleur from my old Cannondale.    From Wordnik.com.  [Groping for Answers: Crooked Letters and Lopsided Reasoning] Reference

Paint the derailleurs and rotate the cranks to paint the derailleur pulleys.    From Wordnik.com.  [Ask Nick: Mechanics in the off-season and tools of the trade] Reference

I am assuming you are asking how the chain is ran through the rear derailleur.    From Wordnik.com.  [SciFi, Fantasy & Horror Collectibles - Part 6357] Reference

SRAM Red actually already COMES with ceramic bearings in the derailleur and bb.    From Wordnik.com.  [The Party's Over: Derailed by the Economy] Reference

Panino: A Singleator is Surly's chain tensioner for bikes with derailleur hangers.    From Wordnik.com.  [The Big Picture: Taking It All In] Reference

The damage to his race machine included a broken wheel, frame and rear derailleur.    From Wordnik.com.  [Jens Voigt says he’ll be back for one more year] Reference

Riders in the Saxo Bank camp also use the stainless steel front derailleur option.    From Wordnik.com.  [Tour de France Tech Gallery: Levi Leipheimer’s quiver of RadioShack Trek bikes] Reference

If you really want to be careful, you can unbolt your rear derailleur, but I don't.    From Wordnik.com.  [Flights of Fancy: The Art of Unsimplification] Reference

That is a Record 10 derailleur circa 2003 to 2007 - it is not completely black at all.    From Wordnik.com.  [The Party's Over: Derailed by the Economy] Reference

I'm glad I didn't say anything about the frayed rear derailleur cable on the Hirst bike.    From Wordnik.com.  [Archive 2009-10-01] Reference

According to Sheldon Brown, the parallelogram derailleur has been around since like 1964.    From Wordnik.com.  [The Party's Over: Derailed by the Economy] Reference

The need for small rear derailleur adjustments each time a bike is mounted is a possibility.    From Wordnik.com.  [Interbike Tech: LeMond Revolution Trainer] Reference

Trebon told VeloNews that he saw no indication of a problem before his derailleur sheared off.    From Wordnik.com.  [Jeremy Powers wins day 1 at USGP Stanley Cup Portland] Reference

The spring tension on the derailleur can help settle the cables just a little bit more overnight.    From Wordnik.com.  [Ask Nick: The best bike innovations, what the pros REALLY ride, and stretching cables.] Reference

The cog then pulls the derailleur around in a clockwise direction so it comes way up high in back.    From Wordnik.com.  [Technical Q&A with Lennard Zinn: Why did Schleck’s chain come off?] Reference

When the chain drops in front with a SRAM derailleur in the rear, however, something unique happens.    From Wordnik.com.  [Technical Q&A with Lennard Zinn: Why did Schleck’s chain come off?] Reference

The trick with bikes like the latest Trek Madones is to shift the rear derailleur against your hand.    From Wordnik.com.  [Ask Nick: The best bike innovations, what the pros REALLY ride, and stretching cables.] Reference

If you do end up bidding on that one, you might want to factor a new rear derailleur cable into your costs.    From Wordnik.com.  [Archive 2009-10-01] Reference

Is this advantage cancelled out by the fact that damage to the derailleur could render the bike unrideable?.    From Wordnik.com.  [Contradictions: Contemplating the Mysteries of Cycling] Reference

With your right hand shift your bike a couple gears, but keep the derailleur from moving with your left hand.    From Wordnik.com.  [Ask Nick: The best bike innovations, what the pros REALLY ride, and stretching cables.] Reference

And tighten the rear derailleur b-screw and shorten the chain to get more tension on the bottom section of chain.    From Wordnik.com.  [Technical FAQ with Lennard Zinn: Chain suck, wide range and when to seal] Reference

Ceramic bearings on nearly every rotating part, including BB, headset, hubs, and derailleur pulleys, are the norm.    From Wordnik.com.  [Tech gallery: Team Sky’s Pinarello Graal time trial bike] Reference

If the front derailleur had been too far inboard and touched the chain, it could have pushed it off to the inside.    From Wordnik.com.  [Technical Q&A with Lennard Zinn: Why did Schleck’s chain come off?] Reference

I have FSA Gossamer Mega Exo 53-39-30, 10-speed SRAM chain, Ultegra front derailleur and LX-Deore rear derailleur.    From Wordnik.com.  [Technical FAQ with Lennard Zinn: Brake questions, compatibility and New Year’s feedback] Reference

When you drop a chain with any rear derailleur, the derailleur, and particularly the lower jockey wheel, pulls back.    From Wordnik.com.  [Technical Q&A with Lennard Zinn: Why did Schleck’s chain come off?] Reference