Repairing, maintaining, or replacing the chain on your bike that connects the front of the drivetrain (cranks, chainrings) to the back (cogs, cassette).

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1answer
169 views

First time buying parts ( derailleur, chain, rear axel, shifters) need help!

I have a 21 speed (3 front, 7 rear) NEXT bicycle ( model number 8568-49, year 2007.12.06) sitting in my back yard at the moment a few missing parts and I was hoping to get some help on what to get and ...
1
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1answer
238 views

Why does the chain misalign in the lower pulley when shifting to the small front cog?

Almost every time I go from the big, to the small, front cog on my SRAM Red 2011 (with a KMC chain), the chain ends in the lower pulley position, as shown in the photo. Why?
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1answer
148 views

No more chainguide from Sram?

I remember I saw somewhere new Sram system that does not require chainguide. Don't remember the model, but could you please tell me more about it? How does it work?
2
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2answers
183 views

Can I use a SRAM PC850 chain on a 6-speed bike?

I want to buy a chain for a 6-speed bike. I know SRAM chains have the special link, meaning that no tools are needed. I've seen a very good deal on the SRAM PC850 chain, but their website lists this ...
12
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4answers
659 views

Minimal effort chain cleaning

One of the main reasons I eventually give up my bicycle commute in winter is that keeping my bike -mainly the drivetrain- clean despite all the rain/dirt/salt/hail/snow becomes too much of a time ...
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1answer
122 views

Campagnolo master link won't fit

I bought a Campagnolo master link (this one) for use with my Campy 10 speed chain. When it's not on a chain, it joins up and clicks into place and all is well. However, when I try to fit it around ...
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1answer
92 views

Chain doing noises… what to do?

I have a city bike with a 3 gear hub on the back. From some time now, from time to time I hear (I think) the chain clicking/cracking (noise) specially when going up a ramp. Initially I though it was ...
4
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2answers
428 views

Reusable gloves for bike repairs?

I'm looking to degrease/lube the chain, adjust disc brakes, clean, etc. at home, but don't want to get my hands dirty. (Zinger alert.) Are there any special re-usable gloves for this kind of bike ...
2
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1answer
102 views

how to fix gear ring that over-jumps

I am pretty new here, and I am not acknowledged with the bicycle terminology in English, so this topic might be a duplicate. Sorry in advance. So, when I put more pressure while pedaling, the chain ...
4
votes
1answer
150 views

I shortened my chain, is this bad?

H, I'm pretty new to bike maintenance. This weekend I tried breaking my chain to clean it. This went well up until I accidentally popped the chain pin out and as a result had to remove a link. This ...
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3answers
4k views

How do you connect and disconnect a quick release chain link?

I can't find any nice video or pictures tutorial that explains how to connect and disconnect a quick release chain link. Am I not finding anything because it has another more common name? How do you ...
3
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1answer
286 views

Should I remove the chain before installing new rear derailleur?

I want to put a new Sram X7 instead of killed one, should I open the chain (if I have no chain lock) or it's better to open the derailleur?
23
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5answers
9k views

How often should I lube my chain?

I ride less than 200 miles a week, and I'm at about the 200 mile mark on my new road bike. Most of my riding is done on the road in an urban city, so there is a lot of odd, unnatural debris. My LBS ...
3
votes
2answers
1k views

Can a 10-speed mountain bike chain be used on a 10-speed road bike?

I would like to use a Shimano Deore XT Chain CN-HG94 on my road bike. Are there any differences between roadbike chains versus mountain bike chains that prohibit this? Sample Road Bike Chains: Dura ...
4
votes
1answer
1k views

Formula to calculate Single Speed Chain Length from Chainring Size, Cog Size, and Chainstay Length

I've seen formulas to calculate chain length for multi-speed bikes, but I need something for single speed. Example: 42T Chainring 17T Cog 406mm (16") Chainstay Length The answer in this case should ...
1
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1answer
94 views

Is it ok to use a 9spd link on a 10spd chain?

I accidentally broke the master link (a.k.a reusable missing link) on my 10psd KNC x-10 chain. Since I only had a SRAM 9spd replacement link, i used that to connect the chain. I rode 30 Km without any ...
3
votes
5answers
717 views

Are single-speed bikes better equipped to handle cog/chain wear?

I need to decide between a single-speed and multiple-speed bike. I usually ride multiple-speed mountain/city bikes in the highest gear anyway (around town). They're not intended for that, and doing ...
1
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1answer
470 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 ...
2
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1answer
315 views

Are these chainrings the reason my chain skips/hops?

When I ride my bike normally, then chain skips like crazy. I know it skips in the front because I stuck some paper in the chain to see if it moved and it didn't. Chainrings:
5
votes
4answers
2k views

Quiet and strong chain recommendation for fixed gear commuter bike

I went through a couple of chains on my fixie bike, but I was not too happy with any of them. Basically they seemed pretty noisy when more pressure was applied where cycling. Could you recommend one ...
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2answers
395 views

Why does chain slip when I move my pedals?

Why does chain slip when I move my pedals? How do I fix it? Here is a clip: ...
3
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4answers
233 views

Will an 1/8' chain and cogs wear slower than 3/32' chain and cogs for single speed / fixed gear setup?

Will an 1/8" chain and cogs wear slower than 3/32" chain and cogs for single speed / fixed gear setup? What about using an 1/8' chain mismatched on 3/32" chainring and cogs?
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1answer
4k views

Chain slipping off derailleur jockey (need suggestions ASAP)

Last week, I had to abandon a training ride due to my chain slipping off my rear derailleur jockey. This would only happen when shifting, and most often when either shifting chainrings or shifting ...
7
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5answers
257 views

I live in a place where it frequently floods. How can I keep my chain from rusting?

My poor bike's chain lasted all of three months before it gave in to the winter floods where I live. Storing it indoors is not an option, and despite my maintenance efforts, the knee-deep floods that ...
1
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1answer
103 views

Question about chain re-attaching

I have a question about chain "closing" (not sure of the english word, but you get it, right?). I know how to open a chain with a chain tool, and I know I must not "go too far" as to remove the rivet ...
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1answer
225 views

Shimano Ultegra chaninrings on Truvativ Elita Tandem crank

I'm attempting to replace the chainrings on my Cannondale Road tandem. The crankset is a Truvativ Elita Tandem (52-39 10 speed big/middle ring). The new rings are Shimano 6603 52-39 rings. I swapped ...
8
votes
3answers
4k views

What cleaner and oil should I use on my bike chain

Hope everyone is well. I need to clean and oil my chain as its getting a little clunky when I’m changing gears. I have no idea what I should be cleaning it with and then what I should oil with. Any ...
13
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8answers
7k views

How can I clean sand off my bike chain?

Recently went for a ride in the forest, there were sections of sand and I can clearly see sand on my bike chain now. How can I clean this off effectively? There are chain cleaning "machines", but ...
4
votes
1answer
402 views

What to do about a stuck chain link on 10 speed chain

I put a new chain on my bike and after 3 rides or so, I developed a stiff link. I'm not sure what caused the issue, but now it barely bends at the pin at all, unless forced. It causes skipping ...
1
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2answers
403 views

10-speed chain too short, can I add links?

I purchased a new KMC DX10SC 10-speed 114 link chain to replace my worn out chain. I'm running a mountain triple and it seems that The chain is slightly too short at it's full length. I can't get in ...
3
votes
2answers
244 views

Cold weather chain lube?

My Rock N Roll Gold bike lube seems to get solid or gelatenous when stored on my unheated, but enclosed porch at colder temperatures. Is a chain lubricated with this product still going to be ...
3
votes
2answers
1k views

New Chain causing skipping on cassette - will this work itself out or is it unsafe?

I just installed a new chain on my 2002 Trek 2200 Road Bike. The old chain was a Shimano 9 speed that I installed 18 months and about 5000 miles ago. It had stretched modestly and was full of winter ...
5
votes
1answer
277 views

Can I flip my worn chain to extend it's life?

Assuming my chain is showing that it's worn and getting close to needing replacement due to chain 'stretch'. I know you can flip single speed chainrings to extend their life when they become worn. Can ...
21
votes
2answers
4k views

Does the chain direction make a difference?

Recently, I helped a friend install a new chain on her road bike, and for the first time read the instructions for installing one. It seems to claim that there's a forward direction, and that it ...
3
votes
4answers
2k views

Replacing Crankset. Do I need to replace chain? Then do I need to replace cassette?

Over the past year, my road bike's crankset has gotten pretty bent up and out of wack. Not due to abuse, just wear and tear I guess. It's pretty bent and has a nice wobble that I can see as I look ...
5
votes
2answers
2k views

Upgrade Shimano from 9- to 10- speed

I'm thinking of upgrading the 9-speed Tiagra rear mech on one of my (road) bikes to something, still Shimano, but 10-speed. The obvious replacements I'll need are cassette, right-shifter and chain. ...
4
votes
3answers
428 views

Shorten or replace bicycle chain?

The chain on my internally geared hub bicycle is now too long even when the rear wheel is entirely pulled back. How do I tell whether it's sufficient to shorten the chain by removing some links, or if ...
6
votes
3answers
2k views

Apart from the size, is there any difference between chains for derailleurs or for single-speed / internally geared hubs?

I might need to replace my bicycle chain (see this question). The store where I've bought components before (cyclecomponents.com) seems to be entirely marketed to derailleurs, and I have an internally ...
2
votes
4answers
336 views

Chain replaced but bottom jockey wheel “jumps”?

I have a 10speed MTB and replace the chain using a powerlink. Now the bottom pulley wheel makes like a jumping kind of movement. It is not smooth. Also when in my small ring in front I get chain ...
3
votes
1answer
193 views

Checking fixie for damage

This morning during my morning commute I had an unintended lesson in fixie skidding: I dropped the chain, it got stuck between the cog and the hub and locked the wheel. I'm not sure where that skill ...
4
votes
2answers
661 views

My chain appears to be squeaking when I ride it forward but not backwards

At first I thought I just needed to lubricate my chain, so I degreased it and just re-lubed it very thoroughly. It's still squeaking. I thought it could maybe be a derailleur pulley issue, but I ...
11
votes
3answers
9k views

Help Me Understand My Bicycle's Gears

I've recently started commuting with a bicycle (Giant hybrid bicycle). I've been trying to learn a little about bicycling to make my commute easier and my time on the bicycle more enjoyable. Please ...
9
votes
5answers
724 views

Do I need a new chain after 1300 miles?

I have a Boardman Airpro and probably need a new chain having done about 1,300 miles with it. The bike is used for leisure and commuting and therefore goes through all weathers. I also keep the ...
3
votes
3answers
1k views

Why is my chain riding up and skipping teeth on the freewheel?

Due to a number of reasons, I would like to keep my freewheel at all costs (It's a Sachs freewheel, the bike has all sorts of more 'vintage' components, and they're hard to come by). From reading all ...
2
votes
2answers
161 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 ...
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2answers
177 views

Snapping master links

I have a 3x9 gearing installed and I've noticed that the chain broke, by failure of master link, twice within 25 km. Interestingly, the failure was perpendicular to the direction of motion: What am I ...
6
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5answers
2k views

How to Sight a Chain Line

I just finished building a single speed bike and I think my chain line might be a little off. Is there a tool or trick to sighting the chain line?
7
votes
4answers
6k views

Mysterious case: chain falling off large chainring, how to fix?

On my commuter bike I decided to rid myself of the small inner chain ring (which is almost never used) and front dérailleur (now redundant). However, I have come across an unusual problem. Whilst ...
10
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7answers
2k views

isn't a fixie without a full chain guard a safety hazard?

Yes, I know it would totally ruin the clean lines and the uncluttered, (well maybe just a discreet front brake), looks, but I've never seen this question asked, much less answered. A chain guard ...
13
votes
4answers
3k views

What is the easiest way to fix a loose chain?

Are there adjustments that can be made instead of replacing it?