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
308 views

Bought new chain. Do I have to remove links?

I have this bike I got it from wal-mart many years ago. Same as this one on amazon: Denali The chain rusted. I noticed that it listed the chain on amazon. Chain: KMC Z 51 I bought this one. I'm ...
3
votes
2answers
513 views

Does climbing put extra stress on the chain, making it stretch out faster / higher break risk?

I remember taking it for granted, but then somebody gave me some reasons on climbing not affecting the chain, and I forgot about it. Today I just got scared that my chain might break when struggling ...
0
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1answer
69 views

Replacing my chain

My chain broke recently. I fixed it by taking out a link with a chain break tool. Now the it slips when I am in my smallest gear on the cassette. I cannot find the stiff link in my chain and think ...
0
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1answer
239 views

Is reverse pedaling good for smooth gear change?

I am newbie for cycling. When I change my gears, some lock sounds are coming from the chain. But if I do reverse pedaling while switching gears. No sound form chain, but gear switched to the right ...
8
votes
4answers
3k views

How to fix new chain that switches gears when pedaling backwards

I just recently replaced a chain that got incredibly beat up in the winter (it was rusted, and practically stiff when I removed it.) I removed links from the new chain to match the length of the ...
0
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2answers
97 views

Is it possible to shorten a chain?

I have the following chain/gear setup: I like to get rid of the rear wheel gears. However I don't want to buy any new parts. That is why I am wondering if I simply can remove all the parts from the ...
3
votes
2answers
113 views

Is it possible to use a two or three chainring with an internal hub?

I have a Bullit cargo bike. It has a Shimano 39t chainring and a Alfine 8 rear hub. I was going to go for a Rohloff to get more gears, but the price is just getting stupid. I looked at the Alfine 11 ...
0
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3answers
120 views

Is my cassette or chain worn out?

I bought this road bike as my first road bike in 2011. I have not changed the chain or any parts on it since then and I bike on it almost daily. It's been running great, but sometimes I have trouble ...
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1answer
713 views

Gears jumping/slipping from the rear cogset on a new bike

Its been 1 month since I have bought my new MTB (Kross globate 1.1) with 18 gears (shimano).. Now the problem is chain has slipped twice while riding. First time my speed was around 25kph and second ...
0
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2answers
61 views

Restoring a 16"

This here is my 16" bike which I'm going to at least try restore. I've put some wider bars on it, fixed loose things etc. My friend removed the pedal back but I don't think he has put it back ...
0
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1answer
62 views

Merida Matts TFS 600 original chain lube [closed]

What lubricant does the chain of a Merida TFS 600 bring from its factory? Thanks.
7
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1answer
229 views

What is the deal with the new weird gazelle chain case design?

I was about to buy this bike (a Gazelle Aroyo c7): http://www.gazelle-fietsen.be/assortiment/arroyo-c7 when I realized the chaincase is seemingly deliberately designed so that the chain constantly ...
3
votes
6answers
349 views

Why bother changing a chain?

I have heard often that you should replace a worn chain, that a chain lasts somewhere between 800-1200 miles, and that if you don't replace the chain on time, you'll need to replace the cassette when ...
6
votes
2answers
885 views

Why are chains sold in fixed lengths rather than by the meter?

Why can't we purchase chain by the meter, in any length, instead of in fixed lengths? Then the chain could be cut to the exact length required, unlike current situation of throwing away several links. ...
1
vote
2answers
2k views

Chain “vibrates” on higher gears

My freewheel that I have installed myself only 1.5 years ago has totally worn out by the moment and so I just had it replaced along with a chain at the workshop. I'm still concerned though about the ...
2
votes
1answer
109 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 ...
1
vote
1answer
400 views

Clicking noise coming from cog on fixed gear

Ever since I put my rear wheel on after taking it off, I have had this constant clicking noise from the cog. Here's what I know: It wasn't always like this. I rode for a few months with no ...
1
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2answers
95 views

What does usually worn first, the chain or the cog?

I have an old bicycle that I would like to repair. Basically the chain is always "clicking/jumping" when I pedal. I know this is either a worn chain or cog. My question is what worns first? If it's ...
3
votes
2answers
594 views

I have a broken my drive side crankarm - what do I need to do?

I recently had to dash home for a minor emergency. I noticed that one pedal was a bit wobbly but I had no choice but to push on. Once I got home and the emergency had been dealt with I noticed that my ...
2
votes
1answer
186 views

Do I really need a magic link or can I just replace the pin on my chain?

To install a new chain I need a chain tool to shorten it to the proper length. Why not just use that same tool to replace the pin and not deal with a magic link? Seems to me the pin would be ...
0
votes
3answers
255 views

What does chain worn indicators 75% mean?

I've bought a chain wear checker made by BBB, but not sure what the percentage of worn is about? It has 2 sides, one of them indicates that the chain is worn 75% and I should replace it in the near ...
0
votes
1answer
89 views

Is there a difference between the durability of the chains with 1/8 and 3/32 inch?

I mean, I have a single-speed bike and have chains width 1/8 inch. The other standard I could use on my bike is 3/32 inch wide. Is there a difference in durability?
3
votes
4answers
367 views

Is it necessary to buy a special tool to open the chain lock

I've installed a chain lock to my chain. It looks like this (mine is not KMC): Now I need to unlink the chain to clean it, but I can't do it: the lock is too tight. I found a special tool on ebay ...
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vote
3answers
2k views

Replaced chain, bike makes grinding noise?

Recently, I started going to a community bike shop to learn how to maintain and service my own bike. Ever since I changed the old, worn-out chain to a new chain with a master link, I've been ...
0
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3answers
125 views

Chain is choking and pedals fly forwards when going up hill or standing on the bike pedals

I have a 2 month old Vodoo Bizango from Halfords in the UK. I have had this problem about 2 weeks into having the bike where if I'm on the highest gear and want to do sprints (standing on the pedals) ...
2
votes
2answers
3k views

my chain is skipping on my single speed

The chain keeps wanting to load towards the right hand side of the cog no matter how I orientate the chain. This causes painful skipping. Do the marks have anything to do with it? I have a ...
1
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1answer
151 views

Chain guide/tensioner for 2011 Giant Reign 2 (Press Fit)

Can someone recommend a chain guide/guard/tensioner that will be mountable to a 2011 Giant Reign 2 which has Shimano Press Fit and 3-ring crankset? The best I could find is: Kore Chain Reactor - ...
4
votes
2answers
230 views

What type chain lube should you use in a sand and salt water enviroment?

I rent bikes in remote beach locations. What lubrication will reduce rust and sand accumulation?
5
votes
5answers
918 views

Can I use Kerosene for lubing the cogs and the chain

I recently went to a bike mechanic and he dropped some kerosene on the cog and chain for lubing them. He said that it keeps the dirt off and is quite volatile so will evaporate after sometime leaving ...
0
votes
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 ...
1
vote
1answer
117 views

Campagnolo drivetrain compatibility and noise

My bike has 2009 Campagnolo Veloce 10 speed drivetrain. I recently changed the cassette (still Veloce 10 speed) and chain (campagnolo Record 10 speed). I assumed the fact that the chain was in the ...
4
votes
6answers
3k views

What's the most useful style of chain gauge?

I see that there are three kinds of chain wear gauge: The basic kind. I'm used to using this kind: The hook style. Supposedly provides an indication of how worn the chain is. I've used these and ...
22
votes
9answers
10k views

How to achieve an always clean chain

My chain and cogs always look very dirty as the oil attracts dirt. It is a constant problem as you can't fully avoid stains on your trousers and hands. Also, that looks ugly and I believe it wears the ...
4
votes
3answers
627 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 ...
6
votes
7answers
5k views

Reusing SRAM 10 Speed PowerLock?

According to: http://www.sram.com/sram/road/technologies/powerlock "SRAM chain engineers developed PowerLock as a tool free, sure and consistent way to connect our 10 speed chains. While PL does ...
1
vote
3answers
196 views

What could cause the bicycle chain to break?

I'm on an old Muji 3-speed commuter bicycle which uses an internal Shimano gear hub, and I recently (3 months ago) got my bike chain changed by my LBS. For about 2 weeks I felt the chain would ...
0
votes
1answer
876 views

KMC Z8S IG or HG compatibility

I have bought a KMC Z8S chain , but it slides over the rear cassette . The model of the cassette is Shimano CS-HG30-81 , it is not worn yet , and the chain length is also perfectly calculated . The ...
0
votes
2answers
413 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 ...
3
votes
1answer
69 views

Odd metallic chafing sound

I bought a second hand road bike recently, I'm quite new to the field. I had a wet'ish ride and ever since getting a little bit of mud on my bike there's a metallic chaffing sound whenever I apply ...
2
votes
1answer
349 views

What's the logic behind this chain length estimation method?

I know of several methods of sizing a chain for a bike: As many links as the previous chain. Small-small. The RD should be barely expanded, the chain nearly rubbing against itself roller-cogs. The ...
2
votes
1answer
120 views

Bike chain too long?

Recently, my road bike's chain got cut, so i took it for replacement. A new chain was inserted and the shifting had a good transition. However, when i shift on the harder gears, i hear "crack crack ...
2
votes
4answers
99 views

Chain link jams after reassembling the rivet [duplicate]

I bought a chain riveting tool. Here is how it looks like: It works fine, I was able to push the rivet out of a test chain. But faced an unexpected difficulty: after I restore the rivet to it's ...
4
votes
1answer
392 views

How do I fit this pair of chain tensioners on my single speed bike?

I have these chain tensioners: How do I install them correctly on my single speed bike? Do they go on the inside or outside of the frame? My dropouts look something like this: Apologies if the ...
0
votes
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?
1
vote
3answers
341 views

Chain skipping with new chain and freewheel

I've recently (last 6 months) begun riding again after many years away and have begun updating components on my bike (a mid 80s era Fuji). After replacing the rear wheel and freewheel I developed a ...
7
votes
6answers
3k views

Mechanic says not to use top three/bottom two gears or the chain will throw

I just bought a BTwin Fit 5, all stock, fresh from the distributor, Decathlon. Took it for light pacing at the store and things seemed OK. About 100 metres out the door, I shift up to the top end of ...
0
votes
2answers
68 views

Chain too wide for gap between chainring and chainring guard

I have a Seek 0 2013 and recently the chain has been stretched so far that it needed to be replaced. On the Giant site it says that this is sold with a KMC Z51 1/2" * 3/32" chain. I've since gone to ...
3
votes
2answers
162 views

Derailleur twitching in low gears

I had a mild spill today on my new bike, which put the (Tiagra) derailleur cage a little bit out of line. With some bending and eyeballing, I got the two jockey wheels lined up 'almost' perfectly ...
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2answers
272 views

Is it normal for the chain to slip in an 'extreme' gear?

My bike's recently been in for a service so afterwards I checked that all the gears are shifting and working properly. As part of my testing I put some power through the cranks in the photographed ...
-1
votes
2answers
86 views

Looking for advice on upgrading

I have a Specialized Rockhopper SL. It currently has the Rock Shox Dart 3 front shocks and the Shimano HG-50 chain/crank set. I want to upgrade it cause when I hit that top gear and I'm going all out ...