Mechanism to move the chain from one sprocket to another.

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1answer
151 views

How can I fix my rear derailleur's B-tension adjustment?

I've noticed that my rear derailleur (Ultegra 6700) will not return to where I've set the B-tension adjustment. Pulling it away from the hanger means it will just stick there, or maybe move back a ...
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0answers
170 views

Play in Jockey wheels Sram X7 rear derailleur

I have an SRAM x7 rear derailleur only been using it a few months (through the rain) and the jockey wheels seem in a bad way. There's a lot of side to side play in them and the teeth look sharp when i ...
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2answers
219 views

Unable to change from 14th to 7th

I've got a bike that I have had for about 8 weeks and it has already been back to be serviced twice. It's just returned from the second service and I've noticed that it is not shifting from 14th to ...
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3answers
172 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
3k views

Shimano 105 5600 derailleur compatability with 105 5700 11-28 casette

My current cassette is a 105 5600 12-27 the front is a 105 5600 53/39. I want to go compact so will the Shimano 105 5600 rear derailleur support the 105 5700 11-28 cassette?
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2answers
89 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
332 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
405 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 ...
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1answer
81 views

Front Derailleur Tuning Question

I've installed new front derailleur (Shimano Tiagra) on my bike and I spent embarrassingly lots of time trying to adjust it. Yet still I think I have a problem with it. For me it seems too tense. You ...
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2answers
146 views

Upgrading rear derailer and cassette

I recently got what most people would consider a cheap and toy road bike as a gift. It came with very primitive RD and cassette (shimano SIS? I think). I enjoy upgrading my stuff, my question is, ...
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1answer
76 views

My chain came out of dérailleur frame, but gap seems too small, am I misunderstanding something?

So the chain came off my bike on the way to work this morning, but when I tried to put it back on, it seems like it has also come out of the dérailleur frame, but the gap where it seems to have come ...
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1answer
2k views

What tension should the front derailleur cable be when setting it up?

I'm attempting to setup my front derailleur. I've slackened off the cable, adjusted the L screw so the derailleur just clears the chain. What position should the adjusting barrel on the handles be set ...
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3answers
2k views

Getting a dura ace 7800 derailleur to work with 10 speeds

I have a bike set up with a dura ace 7800 derailleur, specifically listed as a 9 or 10 speed model. I am interested in getting it working in the 10-speed configuration. Two things: I remember ...
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1answer
102 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
104 views

Rear shifting - Unable to shift to toughest gear

I was adjusting my rear shifting following the advice in this video: ...
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1answer
127 views

how to adjust the derailer - apart from the L/H limiting screws

Pardon my newb terminology. My bike's chain will not stay on the H gear (the big ring) The front derailleur will not allow it. I have loosened the limiter screw out to it's maximum and, still, no ...
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1answer
33 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
41 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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2answers
59 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
129 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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1answer
93 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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4answers
217 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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2answers
3k views

Can I change my 7-speed rear derailleur to an 8-speed?

I bought a 2013 Cannondale Quick 6 Hybrid for my daily commute almost exactly a year ago, and I'm looking to give it some upgrades. It currently has a 7-speed Shimano Altus derailleur, and I was ...
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1answer
97 views

Problem with changing to high gear on the front derailleur on my new Bianchi Spillo Rubino Altus Rigid

It's a 24 speed bike with 3 gears on front (Cranks PROWHEEL 48/38/28T) and 8 on the rear. I rode it today and when I was moving the front gear to 3 to move the chain to the large ring I have to press ...
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1answer
141 views

Is this a short cage or long cage rear derailleur? [duplicate]

Is there an easy, objective way to tell?
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1answer
391 views

Replaced faulty Shimano twist shifter but front derailleur still won't catch 3rd

I have one of the ubiquitous Wal-Mart-sourced Chinese Kent bikes, badged as a "GMC Denali." It came with the Shimano RS41 3x7 twist shifters. The front shifter got to where it would not physically ...
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1answer
523 views

Slow switching up higher gears

I have a fairly new MTB and I'm currently trying to tune the gears. Currently I can change down gears pretty smoothly I.e. 6 > 5 > 4 etc but going up the gears is slow for the chain to switch cogs. ...
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1answer
406 views

7 speed front Derailleur on 9 speed crankset

I have 9 speed crankset (44-32-22 FC M542), and matching RapidFire 9x3 speed shifters (FL M590). Can I use 7 speed front derailleur FD M550 in that combination?
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1answer
606 views

What are the shimano rear derailleur families?

What are the rear derailleur families, offered by Shimano? I need to replace a Shimano Acera derailleur and am trying to decide on a replacement part.
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1answer
1k views

Change my Shimano SIS rear derailleur of 7 speeds to a better one?

I recently broke my rear derailleur of my road bike it was a Shimano SIS 7 speeds, so I am thinking if I can get a better one like a sram or deore or I don't know. Thank you for your help.
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2answers
150 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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0answers
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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0answers
82 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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1answer
66 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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0answers
22 views

How often should I lube with Pedros Ice Wax? [duplicate]

I'm a usa cycling road racer. I just got a recommended lube Pedros Ice Wax. I ride about 100 miles a week. How often should I lube my chain with it and how often should I clean it?
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0answers
51 views

How to determine what FD is compatable with a hard-tail MTB frame?

I have a Dartmoor Hornet frame and am attempting to install an SLX 2x10 groupset. However the deralleur is FD-M676, which appears to be 'high clamp'. It is not evident from the pictures, but the ...
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0answers
67 views

Is this FD compatible with this crankset: 2 teeth too litle

I am a proud owner of this guy. The crankset is SRAM S1200, 36/22 and the FD is SRAM X7, direct mount. However, the cage on the FD broke, and I ordered this item in a hurry. 1) Dyna-Sys 10-speed ...
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1answer
157 views

I'm worried about my derailleur snapping. The chain isn't running around the bottom pulley, it's running next to it

I'm worried about my derailleur snapping. The chain isn't running around the bottom pulley, it's running next to it, scraping against the bottom pulley and the frame. When I change gears it makes a ...
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1answer
207 views

Chain fell out of rear derailleur when wheel off.

I took my rear wheel off to fix a flat and hung the bike up by its front wheel to store. when I returned to put the tire back on the chain had slipped totally out of the rear derailleur, caged jockey ...
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2answers
251 views

the derailer is touching chain and it won't let me go past 14 speed supposed to go 21 speeds

The derailer on my 21-speed bike looks like it's bent. It won't let the chain go onto the 3rd ring of the front derailer so, no I can't shift past the 14th speed. If I try it makes a loud sound, like ...
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4answers
222 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 ...