Mechanism to move the chain from one sprocket to another.
3
votes
1answer
222 views
upgrading an old bike gears and shifter
I don't have a whole lot of knowledge on this, but here goes. I have an old Murray Ultra mountain bike (prob. 15 yrs.+). It is a 15 speed bike, with a 5 speed freewheel. The whole Shimano system is ...
3
votes
2answers
104 views
Are derailluers always or usually compatible with any cassettes?
Is it OK to choose a derailleur without taking into consideration the cassette that will be used with it and vice-versa?
3
votes
3answers
1k views
Does a rear derailleur guard provide effective protection?
I recently caught my rear derailleur on a log and snapped it in two. I have done some recent work on some department store bikes and noticed that some come equipped with an axle mounted guard around ...
3
votes
1answer
348 views
What can be used to replace a Shimano 105 5600 long-cage derailleur?
I have a Fuji CCR3 with a triple in front, 9-speed casette in back. It came with a Shimano 105 5600 derailleur, but no local shops stock those. I've also been told that the 5600/5700 are 10-speed ...
3
votes
1answer
314 views
Is my front derailleur angled straight?
I am attempting to adjust my front gears and have also been following a video to adjust the high/low position of my front derailleur.
The issue I am having is that the low adjustment is no where near ...
3
votes
1answer
366 views
Campagnolo QS Front Derailleur/Shifter Compatability
I have older Campagnolo Chorus 10-speed shifters. They are marked 'Carbon BB System'.
I am replacing my front derailleur and have a spare 10-speed Record QS front derailleur. QS stands for Quick ...
3
votes
2answers
796 views
campagnolo wheel on shimano or sram drivetrain?
I have a road wheel that has Campagnolo splined hub and 10 speed cassette. I'd like to know if anyone has any experience running a Campy wheel on Shimano/Sram drive train? I know the measurements of ...
3
votes
1answer
313 views
Using WD40 for cleaning (not lubricating..)
I plan on cleaning/re-greasing my rear derailleur this weekend, something I've never done before. I watched a video on youtube.. the guy wiped it clean first, then used a spray lube (dry I assume?!) ...
3
votes
1answer
628 views
9 Speed Road STI + MTB Derailleur
Apologies if this is is obvious or has been answered before.
I'm looking at setting up a touring bike, using road STI levers (Shimano or equivalent, looking at Tiagra 3x9 or possibly the Microshift ...
3
votes
2answers
90 views
How do I find the right derailleur (gear-mech)?
I have a 9 x 3 speed mountain-bike. The derailleur got broken (and was since lost), I'm trying to find a new one. What do I need to go by to ensure I get a good fit? The rear-casette (sprokets) range ...
3
votes
1answer
186 views
Specialized Hardrock rear hanger
I just fixed my first puncture on a recently bought Hardrock (Evans)and discovered that the rear hanger is not attached to the frame. This made refitting the wheel a bit of a struggle.
There is a ...
3
votes
1answer
225 views
Short cage derailleur: how to find out maximum sprocket differences?
I'm building a kind of new bike and would like to put a triple or compact crankset on it.
I've still got this NOS huret derailleur set (front, rear and shifters) laying around which would match the ...
2
votes
3answers
2k views
Determining front & rear derailleur compatibility
I have a 2009 Kona Dew and I'm just wondering how to figure out what front and rear derailleurs are compatible with my bike.
Do I just have to find a matching Shimano part that fits 8-speed gearsets? ...
2
votes
6answers
3k views
Adjusting rear derailleur - shifts to lower gear, but not to higher
Well, it will shift to a higher gear, but it takes two clicks of the shifter and it skips over a gear when it does shift. With one click the chain hangs on the current gear by the slimmest if threads. ...
2
votes
2answers
264 views
Has bicycle gearing become 'easier' over the last few decades?
If you look at a 10-12 speed bicycle from the days before indexed gears you have a 27"/700c wheel with a 42/52 chainset and a 14-28 freewheel. At the time such a setup was standard for High Street ...
2
votes
3answers
7k views
Unable to shift to lower gears; Shimano 6 speed SIS rear deraillers
Presently I'm able to ride my bike only in 5th and 6th gears. I cannot turn the shifter (it's too tight) to move the chain to lower gears. The low stop-screw is all right and it was working till ...
2
votes
3answers
714 views
change derailleur and shifter in an old road bike reconverted to hybrid
I have an old road bike, that I converted to a hybrid bike, I just use it for small tourings. Some time ago I changed the handlebar, the brake levers and the tires.
Recently the derailleur broke up, ...
2
votes
3answers
975 views
Front derailleur doesn't seem to be moving
I'm trying to troubleshoot my 24 speed hybrid bike. As it was, the front shifter was having very little effect. I would change gears and not much would happen.
When I had a chance to look at it, I ...
2
votes
2answers
3k views
Road Shifters, Mountain Rear Derailleur?
I have a road/cyclocross/commuter frame that is currently spec'd with road components - all Shimano 105, with an Ultegra rear derailleur.
The cassette (10 spd) tops out at 27 teeth, and the rear ...
2
votes
1answer
293 views
Front derailleur doesn't change from grear 1 to gear 2
I have a Shinamo Tourney front derailleur that doesn't change well from gear 1 to gear 2 (I'm new to bicycles so I don't know standards, so I think I should specify that gear #1 is the smallest).
In ...
2
votes
2answers
69 views
Shimano Alivio with Sora compatibility
I have Giant Defy 3 2012 and I want change handlebar from drop down to straight.
I wonder if I can use Shimano Alivio M430 3-9 shifters with my front and rear Sora derailler. Thanks for advice
2
votes
1answer
76 views
Front derailleur cable change
I changed my shifters and need to change my front derailleur cable.
I just don't know how to proceed exactly.
A guide I found told me to:
on big sprocket, small plate (is that the english word?? ...
2
votes
1answer
294 views
Can I use microshift bar end shifters with 9-speed deore lx rear derailleur and 10-speed cassette?
Can I use indexed 10-speed microshift bar end shifters (on retroshift levers) with 9-speed deore lx rear derailleur and 10-speed 11-36 cassette? If not, What rear derailleur would work with the ...
2
votes
1answer
245 views
How can I adjust index shifter so it doesn't skip the second chainring?
I recently replaced my chain and cassette on my commuter bike. It was a first time operation for me, as I am a new to doing bike maintenance. That part seems to have gone fine. While I was at it, I ...
2
votes
1answer
370 views
Converting a short cage derailleur to a long cage derailleur
Is it possible to convert a short cage derailleur (for example the huret svelto) to a long cage derailleur by just taking the lower cage and replacing it by a longer one?
2
votes
1answer
1k views
Which derailleur should I use with a Shimano 7 speed freewheel 14-34T megarange?
Which derailleur should I use with a Shimano 7 speed freewheel 14-34T megarange in order to prevent the derailleur from rubbing the cassette in 2nd.
2
votes
1answer
204 views
How to setup triple front derailleur with a double crankset
I want to use my front derailleur which is a tiagra on a 3x10 speed setup with a compact double crankset making it a 2x10 setup.
What is the proper procedure for setting up the triple chainring ...
2
votes
1answer
61 views
Rear derailleur speed number interchangability
I have a bike with an 8-speed cassette and would like to switch to 9-speed cassette.
Can I keep my rear derailleur? which is a Shimano Alivio one?
I understand the indexing might mess up this, but I ...
2
votes
2answers
104 views
Had the front derailleur adjusted, now it feels like the rear is skipping
Here is the short version. I'm all for adding more once I know what that more is to help answer said question.
I work on the road. I take my Felt ZW75 ...
2
votes
2answers
251 views
Can I use a derailleur hanger in my old frame?
I'm trying to adapt an old '83 Fuji Del Rey frame with the parts of my broken '86 Fuji Espree and I'm having problems adapting the Derailleur.
The Del Rey frame doesn't come with the little hook ...
2
votes
1answer
167 views
Anyone know the pull ratios of Zee 10sp and XT 9sp Mechs?
I'm putting a bike together from a load of spares and I'm having difficulty getting a shifter and derailleer to play well. I think the problem is the Zee mech. Does anyone know the pitch/pull ratio in ...
2
votes
1answer
315 views
What crankset should I buy to suit an 8 Speed Campy freehub?
I've just bought a pair of campagnolo/mavic wheels without a freewheel.
I'm finding it very hard to understand what will fit on the rear hub.
It's English thread, does this mean that any 8 speed ...
1
vote
3answers
141 views
Are shifters compatible with different derailleurs?
Can I simply choose one shifter without taking into consideration the derailleur that will be used with it and vice-versa?
1
vote
3answers
113 views
Refitting Cable to Rear Derailleur
Whilst riding recently the cable slipped from the clamp on the rear derailleur.
I'm attempting to affect repairs by re-clamping the cable. However by pulling the cable tight I have lost the bottom 2 ...
1
vote
3answers
1k views
Is there any functional point of using alloy jockey wheels?
Jockey wheels seem like the most pointless thing to upgrade on a bike. I can see swapping out the usual grey ceramic jockey wheels for an anodized alloy one to match the look of the rest of the bike, ...
1
vote
3answers
4k views
How do I select a rear deraileur for my mountain bike?
I have damaged my rear derailer and are looking for a replacement, aside from replacing it with the exact same model, what do I look for in terms of compatibility.
I note that there are long medium ...
1
vote
4answers
455 views
is it worth to change slx 2011 rear derailleur for xtr 2009?
I bought a bicycle last summer a Specialized camber comp and it mounts Shimano SLX as rear derailleur. My intention is to change it for a xtr derailleur (from 2009) which is mounted in a bicycle I ...
1
vote
2answers
549 views
Is it possible to reverse cable direction in Shimano M770 shifter?
I tried to set up the perfect shifter + derailleur. For the last part it is better (for me) to have low-normal version, because reducing gears is essential for me (I bike mostly within city).
So I ...
1
vote
3answers
159 views
Gear up-shift not smooth
When I am pedaling hard and shift to a larger sprocket, the shift is not smooth or sometimes doesn't happen at all. Sometimes even double up-shifts don't work. There is no problem shifting when I test ...
1
vote
1answer
114 views
Where is the Tricross Sora front derailleur barrel adjuster
It's supposed to be on the outer casing (according to the shimano manual) but the Tricross has internal cable routing.
Anyone know where it is? I really don't see it but I might be being a bit ...
1
vote
1answer
296 views
Fitting a rear derailleur
I'm building a bike from old bikeparts, but i've got a problem. The part that connects the derailleur with the frame doesn't fit, and I thought I would find something on chainreactions, but I can't ...
1
vote
2answers
498 views
Installation of the simplex SX410
The Simplex SX410 rear derailleur on my bike was dirty, so I got it off to clean it.
Yet, now I can't quite seem to get it on again in a correct way.
Specifically, I can't get the spring to be ...
1
vote
4answers
2k views
How do I know which derailleur I need?
The derailleur on my sons mountain bike is mangled, how do I know what to replace it with?
I understand they aren't one size fits all.
There are 6 sprockets on the rear cassette and 3 on the front.
1
vote
1answer
395 views
Is an Acera cassette compatible with an 8-speed Deore rear derailleur?
Is this Shimano Acera 8-speed cassette and chain compatible with a Shimano Deore 8-speed rear derailleur on my mountain bike?
1
vote
1answer
280 views
ideal dérailleur height for a Deore on a Biopace?
Reading on every site about front dérailleur adjustment, the distance from the bottom of the outer dérailleur plate to the bigger crank cog should be "one penny".
Mine is around 1cm! it does shift ...
1
vote
1answer
96 views
Chain guards for front derailleurs: Metal alternative to SKS chainboard?
Can anyone recommend an aftermarket, front-derailleur-compatible chainguard (along the lines of the SKS chainboard) that's not made of plastic? Maybe something like the one on the Marin Bridgeway ...
1
vote
1answer
339 views
Can you use a 6/7 Speed Derailleur on a 5 speed bicycle?
I bent my derailleur beyond repair today. I'm an inexperienced cyclist.
I have a 5 speed Takara. Can I/Should I replace it with a 6/7 speed rear derailleur? I am having trouble finding a 5 speed one ...
1
vote
1answer
184 views
34.9mm front derailleur on steel frame?
Can I fit a 34.9mm front Shimano derailleur on my steel frame? I understand that steel frames are narrower. However, is there some sort of adapter that I can use, or can I even wrap the frame around ...
1
vote
1answer
358 views
Need help choosing compatible rear derailleur, cassette & chain
I just "inherited" a bike that has no rear derailleur or chain. It also looks like the cassette is pretty worn, so I'm thinking about replacing that too. I've looked around on the forum and I think ...
1
vote
1answer
661 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.