Mechanism to move the chain from one sprocket to another.

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11 views

Cannondale H400 1993 derailleurs

I would need to replace my derailleurs and I would like to upgrade both front and back. Front is triple 30, 40, 50 and rear is 13 throught 30. Both are Shimano Altus A10 with Rapidfire Plus ...
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2answers
49 views

Road Brifters with MTB Derailleurs

I've just bought a lovely Surly touring frame and I simply stuck all of my mountain bike components on it. That means I've retained a flat handlebar. I'd really like to stick drop bars on though and ...
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2answers
21 views

Trying to find Derailleur hanger for Triace A310

As you can figure out from a quick google search, this bike almost does not exist. Finding info for this bike has been near impossible. If you can direct me to any info about which hanger I need to ...
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1answer
82 views

Front shifter has three positions, but front chainring is only double. Is this a problem?

My Merida Cyclocross 3 bike has a double chainring at the front. After a few weeks of being a little annoyed about the awkward shifting when going up steep hills, I realized that the front shifter and ...
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2answers
76 views

Shimano Claris shifter double/triple shifting up (when moving to smaller, harder cogs) on the rear derailleur

Although my rear derailleur is properly indexed it's suddenly started to double or even triple shift on an upshift - i.e. when moving to harder, smaller cogs on the cassette. This happens whether I'm ...
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1answer
37 views

Not sure which limit screw is H vs L

I'm using a Devinci silverstone s.1 that's having trouble getting up to the highest/largest gear on the front. I checked the tension and it didn't seem to make a difference. Read I should check ...
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2answers
45 views

Campagnolo Athena - Lost plastic part on front derailleur. Now the chain is droping on upshifting

Somehow the plastic part on the side/front of the derailleur is lost. Now I can't shift properly because the chain drops to the outside on an up shift. The plastic part is visible in this image. Its ...
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2answers
74 views

10 speed cassette/derailleur, but only getting 9 clicks?

I've got a 2013 Giant Escape 0 Hybrid with a stock 10speed Shimano Deore rear derailleur. My wife was riding the bike the other day, and somehow managed to shift in such a way that it popped the ...
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1answer
90 views

what lubricant should I use?

The Jockey and idler of my derailer, are not spinning as freely as I would like. What type of lubricant should I put on these derailer pulleys to make them spin more freely?
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1answer
90 views

Touring Drivetrain Dilemna

I own a 2015 Specialized AWOL Elite and love it except when I am fully loaded and lumbering up a pass. I'm looking for a way to get more range without completely replacing my drivetrain. This ...
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2answers
40 views

Chain Slip at front changing from large to small front chain wheel (with large cog at back)

I have a Pinnacle Neon 3 Hybrid, Shimano Sora 9 speed cassette and 2 chainrings at the front. The bike is 2 weeks old and I've cycled around 65 miles so far. Chain ring has come off 3 times at the ...
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1answer
65 views

Indexed rear derailer shifts two cogs for each step

I'm trying to troubleshoot poor shifting issues on a mountain bike that appears to have been built out of the spare parts box… The current problem is "instability" on the rear derailer – the chain ...
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53 views

Considering Cassette Upgrade [duplicate]

I'm considering upgrading from a 9-speed, 12-26 cassette on a 2006 Lemond Alpe D'Huez. I have a triple front chairing with a Shimano 105 groupset, with one exception - an Ultegra rear derailleur. ...
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2answers
175 views

Shimano short cage rear derailleur capacity

Can an Ultegra or 105 short cage RD handle a 30T ?
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1answer
67 views

Need help picking the right rear derailleur and chain for Giant Escape 2

Product page for the bike i have: http://www.giant-bicycles.com/en-us/bikes/model/escape.2/14810/75679/#specifications I'm not able to make sense of the variations of shimano altus derailleurs, ...
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1answer
54 views

mix left shifter and font derailleur of different speed

I have a Shimano 5700 front derailleur and 5700 flat bar shifter (left) but for some reason I can't use the FD on my frame (too narrow, my driven train is 9 speed). After lot of research some people ...
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1answer
86 views

Shimano 105 front derailleur cage won't move at all

Got a brand new shimano 105 FD double. I put the chain on the small ring and when I adjust the limit screw the cage can't go towards the frame enough so that the chain can't go to the largest rear cog ...
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2answers
122 views

Bent front-derailleur

I biked to school today with my bike in perfect condition. Locked it up and went to class. When I went to my bike a couple hours later, the derailleur was bent out of position. My bike's front gear ...
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2answers
80 views

How to re-tension front derailleur cable

Bike is a mid 80s Miyata with early Shimano 105 components. It's a 10 speed, 5 speed cog and 2 chain rings. I recently had my front derailleur set up again by a good mechanic after it stopped ...
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2answers
454 views

Replace rear deraileur without breaking the chain

I currently have a Shimano Dura Ace 10 speed rear derailleur with a 12-25 cassette. For some hilly rides I'd like to change to a 12-30 cassette. The maximum the rear derailleur can handle is 28, so ...
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3answers
70 views

Front derailleur never alligned

So I'm working with the park tool tutorial but I've done it a couple of times in the past. When adjusting my Shimano Deore Front derailleur (height and rotation) it lines up great but when I tighten ...
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1answer
60 views

Why is part of this Derailleur loose? (Sun Tour Cyclone II)

As you can see from this picture, part of my Derailleur is loose. Notice how the gear is not in flush with the cylinder. It has a no other parts (that I can find!) than a threaded screw to go in ...
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2answers
101 views

3 Speed Front Derailleur can't reach small gear

I bought a new frame and put my old Campagnolo Racing T components on it. The seat tube has a diameter of 35mm and I use the Campagnolo 35mm clamp for the Racing T derailleur. The problem is the ...
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2answers
185 views

How do I tune up the shifters/derailleurs on my mountain bike?

I have a Diamondback mountain bike with Shimano shifters that I bought used last summer, and over time the shifting has gone out of whack. For example, on the front wheel I can't shift into the ...
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1answer
113 views

My calf catches my derailleur when I pedal

I wore cycling shorts for the first time since purchasing my Ridley Liz and I found that my right calf was catching on my derailleur to such an extent that I ended up with no skin left on my leg. Is ...
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3answers
187 views

Campagnolo Crank Compatibility 11 speed crank to 9 speed chain/deraillieur/shifters

I need to replace my 9 Speed Campagnolo Racing T Crank with a new one which uses the power torque system. Is a 11 Speed Athena (or 10 speed Centaur) crank compatible with the racing t front ...
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4answers
414 views

Can a sora 9 speed Rear Derailleur short cage support a 12-36 cassette single chain ring 56T?

My 20 inch folder has a single chain ring of 56T and a 11-28T cassette, 9 speed Shimano sora 9 speed Rear Derailleur short cage. I want to change the cassette to 12-36T for some hill routes. Based on ...
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2answers
286 views

Chain with master link / quick connect link doesn't clear rear derailleur

Bought a chain with a master link (packaging said quick connect link), it looks just like this: This bit however won't fit cleanly through my derailleur, it snags on the wall right as it goes onto ...
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1answer
102 views

Shimano XT-Alivio compatibility

I am going to buy a Shimano XT rear derailleur, but currently I am using Shimano Alivio M4000 shifter. I would like to know if these two components are compatible?
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2answers
307 views

How to adjust cable length on integrated brake/shift levers, when there is no barrel adjuster?

I feel bad asking this question because I've been doing bicycle maintenance for over 20 years and this seems like a noob question. I was unable to find a Shimano manual to answer this question. I ...
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2answers
101 views

Shifting 1>2 does nothing, shifting 2>3 puts me into 2nd. What's wrong?

I'll be in first gear on my front derailleur, and shift up to 2nd. Nothing will happen at all. Then I'll shift up to 3rd, and I'll finally switch into second. 3rd gear is inaccessible. What could be ...
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1answer
115 views

Lots of chain slack… Time for a new chain? Bad derailluer?

I got home from a short ride up the street today where there was a lot of clicking and skipping of chain links and when I got home I realized my chain had a ton of slack. After looking around on the ...
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2answers
479 views

Adding front derailleur vs upgrading the rear one on a (ladies) bicycle

What I want to achieve is going from having some gears to having more gears. To be more specific I would like to get more gear ratio range in both low and high end. First of all I tried to look for ...
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2answers
228 views

Can't shift to gear one or two

I had an issue where every time I put my bike in gear 3, it would just keep "skipping". By this I mean that it wouldn't stay in gear 3; the chain would go onto it, then fall onto gear 4, then go back ...
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2answers
813 views

Can a 7 speed Derailleur work on a 8 speed cassette

Can a 7 speed Derailleur work on a 8 speed cassette I have a extra 8 speed shifters? and a wheel that has a 8 speed cassette.
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15 views

rear derailleur [duplicate]

I need to replace a Suntour rear derailleur that was damaged in an accident. The inside is stamped with MAEDA HIV HB. Could you recommend an inexpensive compatible replacement? The bike is a ...
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2answers
153 views

Road Front Derailleur / Shifter Tuning

I've recently converted into 2spd crankset so I've bought a new 2spd road lever. I'm really struggling now to tune the front derailleur. Could you please assist me by answering this questions: Why ...
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0answers
90 views

How do I find a compatible replacement for my rear derailleur?

I need to replace rear derailleur that was broken in an accident. The derailleur is Suntour with lettering stamped on inside - Maeda Ind. VIA HB. How do I find a compatible replacement?
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2answers
211 views

What does “SRAM Custom” (front derailleur) mean?

I'm going through specification of Specialized Epic Comp bicycle (link) and there is in column FRONT DERAILLEUR: "Custom SRAM, 2X10, high direct mount". What does it mean? Is it some kind of specific ...
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1answer
451 views

SRAM double tap road shifters, MTB derailleurs?

Can I run SRAM double tap road shifters with MTB (X5, X7) derailleurs and cassette/chainrings? I want to get lower bottom gears than achieved with a 50-34 chainset and 34-11 cassette
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2answers
217 views

How to prevent shifting issues due to derailleur or cables freezing in cold weather

It's been fluctating in temperature between 0F and 20F in my area. I've been riding my 1x9 geared mountain bike to and from work. However, due to the cold weather, I'm having issues shifting. It ...
2
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1answer
251 views

9sp/10sp compatibility in Shimano SLX drivetrains

This is related to my previous question about SLX chainrings. I'm half way through upgrading my drivetrain from 2x9 to 2x10. I currently have: Shifters: SL-M670-I (10sp), Chainset: FC-M665 (9sp ...
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3answers
1k views

Shimano 105 rear shifting issues

I'm disappointed with my new Cannondale and it's 105 group, I expected this to be a major upgrade from my previous trouble free bike with the bottom end group set. It's done about 500 miles, had new ...
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3answers
127 views

Why does my front derailleur not work when it is cold?

When it is warm outside my front derailleur works just fine. But when it gets colder (40F) the lever on the handle bar does not catch and I can move it without any resistance the whole way without the ...
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1answer
116 views

What does the chainring have to do with SRAM YAW

I'm shopping for 110 BCD chain rings and I noticed that some of the SRAM ones are labeled "YAW FD only". As far as I can tell the derailleur doesn't touch the chainring so whats so special? Can I ...
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1answer
67 views

The spring in my front dérailleur is jammed

My front derailleur is jammed by dirt (grease + fine dust), because of this the gear doesn't shift perfectly and chain is thrown off the cog. The spring is a bit unreachable because the derailleur arm ...
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4answers
236 views

Are these SIS Mountain/City Bike Derailleurs compatible with drop-bar shifting?

I'm considering the conversion of my flat-bar hybrid bike (GIANT Escape 3) in to a makeshift road bike, complete with drop bars. However, if the derailleurs have to go, it may not be cost-effective to ...
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1answer
3k views

Can a 10 speed rear derailleur be modified for 9 speed and then modified again to a 10 speed deraileur?

I have Shimano RD-5700 105 Rear Derailleur (10-Speed, GS Medium Cage, Black). I bought it to use on my 9 speed bike, but now what to add new shifters (3x10). My bike shop wants to replace the ...
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3answers
206 views

I am 6ft and riding a firefox kompac. My speed never crosses 18kmph

What is the difference of having larger no of teeth in the front derailleur? does it help in speed and distance covered? Suggest a good hybrid on which I can achieve faster speeds? My budget is $700.
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2answers
598 views

Why does my chain slip off the chainring when cruising or back pedalling?

My bike is a little more then a year old (although I do put a lot of miles on it, about 12 miles a day), this problem seems to have started about a week ago. It's a 7 speed Avilon Next (a cheap brand ...