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

learn more… | top users | synonyms (1)

4
votes
3answers
2k views

Replacing the front derailleur: unlink the chain?

If I want to replace the front derailleur on an already set up bicycle (replace SRAM Apex with SRAM Force), do I have to unlink and relink the chain on order to thread it through the FD cage? Or can I ...
4
votes
3answers
14k views

Heavier Thicker Chains and Gears for Winter due to Salt?

I have two bikes: one having gear-things outside and one with inner-hub. The gear-outside-bike has suffered a lot due to the salt during this winter, the other hilariously looks like a new one. I ...
1
vote
1answer
552 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 ...
10
votes
5answers
3k views

What type of chain lube is best for winter riding?

I've read a lot about wet vs dry chain lube and there doesn't seem a definitive answer on whether to use wet or dry chain lube in the winter. Some forums are full of people saying they only use dry ...
4
votes
4answers
1k views

Should I use a master link?

I just ordered a new KMC X10SL Ti 10 Speed chain for my bike. And I am wondering if I should use a master link or not. In the past I have had much trouble with them. I used to use them on my 9 ...
1
vote
1answer
637 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?
0
votes
2answers
211 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 ...
-1
votes
1answer
189 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 ...
4
votes
3answers
5k views

How to tell what length of chain to get?

I am replacing the chain on my road bike soon. How do I know how many links to get? Does it have to exactly 114 or 116. Or is it not a big deal? I ordered a 116 link chain. Will I need to shorten ...
1
vote
1answer
1k views

Using a new chain on worn out sprocket?

I went to REI yesterday because my bottom bracket was creaking. I brought my bike with me so I could get the right tools to take it off, but while I was there the mechanic actually took the ...
15
votes
7answers
13k views

What to use to clean your chain (and cogs)?

I've just tried cleaning my chain and cogs with some really hot water and washing-up liquid. I also used a toothbrush, j-cloth and a non-scratch scourer. After over an hour of some serious elbow ...
11
votes
1answer
848 views

How bad is cross chaining?

Accepted wisdom is that is bad and that we should never do it. However, most of us set up our bikes so that we can run any gear combination. Invariably, I'll occasionally look down and see that I'm ...
4
votes
1answer
4k views

Are there any disadvantages to running a stainless steel bike chain?

We are currently using KMC Z51RB rust resistant chains on our bikes, a competitor has started to use stainless steel chains. Does anyone know the advantages and disadvantages of using stainless steel ...
2
votes
2answers
128 views

Is there any reason to keep original drive-train components together until they can all be replaced?

I broke the master link in my chain a while ago and my LSB told me it was because I wasn't cleaning/lubricating my chain often enough. The chain had experienced more wear than it should have as a ...
6
votes
5answers
2k views

Will using dry lube and wet lube together give you better protection/performance than from using just one of them?

I think the only way to use them together is to put on dry lube first and then wet lube. Will the wet lube hold? Will applying both give you the best that each has to offer? Update Just found this ...
5
votes
2answers
312 views

Is the Power-Link designed for routine usage?

I have a Power-Link which i intended to use in emergencies (when the chain breaks and i'm far from home). Used it once, worked pretty well. Now i wonder, what if i use it permanently with my chain? ...
7
votes
3answers
9k views

Do cassettes and chains need to be replaced at the same time?

Someone recently told me that if I replace my cassette I need to replace my chain (and vice versa) so that they wear evenly. Is this true? And, can anyone elaborate on the reasoning for this a bit ...
0
votes
0answers
40 views

What sort of bike chain do I need for my bike? [duplicate]

Possible Duplicate: How can I tell which size chain my bike uses? I have a vintage Ross road bike, and the chain recently snapped during one of my rides. The bike has 2 gears in the front ...
0
votes
1answer
270 views

How to Get Starter Pins

I'm not sure if 'starter pin' is the correct terminology. When you buy a new chain, that doesn't have a master link, you get a longer pin that allows you to put the chain together. Then you simply ...
0
votes
1answer
337 views

Clicking gears on new Electra Townie 8i

I asked a similar question related to slipping gears here: Slipping gears on new Electra Townie 8i but now I no longer get slipping, but clicking noise when the pedals are rotated either forward ...
4
votes
3answers
976 views

Why are 10 speed chains so expensive?

I've noticed that 10-speed chains cost 2.5 times as much as their 9 speed counterparts. Is this just because there isn't much demand for these, so the manufacturers can justify the ridiculous expense? ...
1
vote
1answer
95 views

Can I use this chainlink?

I bought this SRAM PC1091 chain for my compact chainset and have been running it since January. In order for the chain to fit properly I cut a few links from it. I am now getting a standard chainset, ...
4
votes
1answer
2k views

What would be the “definitive” formula to calculate chainstay length from sprocket size, chainring size and number of chain links?

Before I started to write this answer, I thoroughly read this question, its answers and comments: How do I calculate the diameter of a chainring from the number of teeth? So, my question tries to ...
2
votes
1answer
910 views

Better 7-speed chain for Trek Allant?

Bought a Trek Allant for cycling to work (ca 10 miles). Now, after exact 512 miles the chain is worn out and starts damaging the cassette and chainset. Cheap crap material! Is there anything out there ...
1
vote
2answers
2k views

Cassette HG 51, which chain?

I need to replace my cassette (Shimano HG30 8speed 11-32) and chain (KMC Z7) that is currently on my bike (pinnacle Aura), however these parts are now discontiuned and I need to find the replacments. ...
6
votes
3answers
19k views

How many chain links do I need?

Looking for chains at ebay, I see, that they have 106, 114, 116 links and so on. I have a racing bike (2x7) and see, that chains are often announced as 6-7-8-speed, 10-speed, 11-speed. Since there ...
1
vote
4answers
2k views

Alternative Chain Grease/Lube

Can I use this general-purpose lithium grease on my chain until I can get some Finish Line lube? Thanks in advance.
6
votes
3answers
711 views

What's the point of removing the excess oil after lubing the chain?

There is a very strong point in bike-mechanics culture, which I've seen in very competent answers here, too, to apply one drop of lube in every single roller of a clean chain, and then (!very ...
2
votes
1answer
471 views

Using non-Shimano link with Shimano chain?

I know the official answer from Shimano is you can only use their quick link, but practically is it okay to use SRAM or KMC links? Specifically, I have the Shimano HG-40 chain.
8
votes
2answers
918 views

Should a link opened/closed by a chain-breaker be stiff afterwards?

I disassembled my bike's drivetrain to degrease and regrease all the components. I used a chain-breaker for the first time (previous bikes had a master link) to open a chain link and remove the chain. ...
0
votes
4answers
4k views

Rust on chain and cassette

It looks like rust on my chain and cassette. Both were new 5 months (4000 km) ago. The chain is about 60% worn/stretched. I've been riding 5 days/week, 40 km/day, Toronto on mild winter roads, and ...
1
vote
3answers
11k views

How to fix problem with mountain bike chain falling off gears?

The chain on my girlfriend's bike came off the front gear today, it looks like the back gear changing mechanism isn't handling back-pedaling properly, whenever she pedals backwards the chain slacks ...
1
vote
2answers
1k 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
5answers
2k 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 ...
13
votes
3answers
419 views

Will regular removal, cleaning and re-placing of my chain weaken or damage it?

When I'm cleaning my bike, the quickest way to degrease my chain is to remove it and degrease it in a small tub. Will constant removal / re-adding to the bike cause damage? I don't have a quick ...
7
votes
2answers
2k views

Should I Oil A Single Speed Chain?

My question is simple. Do I need to oil a chain on a single speed bike?
3
votes
2answers
4k views

Options for replacing a 7 speed Shimano cassette / chain

I would like to replace my 7 speed HG70 cassette and chain. My problem is that it is increasingly difficult to find quality parts for 7 speed system. My bike is a Trek 970 from 1993, originally with ...
5
votes
2answers
1k views

How do half link chains perform for long term use?

i was wondering if there is anyone with a Rohloff hub riding half link chains for longer. OK, the hub isn't essential it's just a single speed chain, so experience from anyone who rides more than the ...
4
votes
1answer
528 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 ...
2
votes
2answers
1k views

SRAM chain with Shimano cassette and crankset?

When new my bike had all Shimano components. When it was time to replace the chain, the LBS installed an SRAM chain. Was that a mistake on their part (if so, was it a bad mistake)? I had a problem ...
4
votes
1answer
152 views

Replaced tyre and tube, now the rear gears will not stop

Just put on a tyre and innertube, fits perfectly, but now when I stop pedalling the gears at the back keep moving so the chain just sags down so much that it hits the wheel etc. Any ideas on how to ...
6
votes
5answers
752 views

Is it possible to put a chain on without removing the rear wheel?

I have a bike with a single chainring up front and an internal hub and a coaster brake in the rear. (For those unfamiliar with this setup, it's essentially like having a single-speed bike in that the ...
5
votes
2answers
330 views

Wiping extra Lube really important with all types of Lubes?

This question about chain maintenance during touring raised this quetion. This tip sounds very unintuitive, of course, I know that the extra lube will attract dust (not good to chain) but I have paid ...
6
votes
3answers
550 views

What am I supposed to do when my chain falls off?

It happened when I "stepped on it" (on an empty residential street). It left the chain on the road. What tool(s) and parts should I have had with me, to fix it? It was replaced (new) two months ago, ...
5
votes
7answers
3k views

How long should a well maintained chain last and what can I do to prolong its life?

I commute on a fixie. I'm using KMC Z410 chains. Every evening if it's wet I wipe and re-lube my chain, using ProLink lube. Every weekend I remove the chain, soak it in kero, brush it with a citrus ...
6
votes
7answers
3k views

How to prevent my chain from breaking?

After my chain has broken what should I know about buying and maintaining a new chain (apart from lubing it and replacing when it 'stretches')? Do you keep a spare chain, or a spare link? I have a ...
8
votes
2answers
3k views

What harm results from riding with a stretched chain?

Due to sheer laziness, my maintenance amounts to an annual trip to the LBS. After moving, my new LBS suggested that I replace my chain immediately, before it destroys the drive train. What they ...
10
votes
6answers
3k views

Best chain lubricant for commuter/utility bikes?

What's the best chain lubricant for a bike used for riding in normal(ish) clothes, year-round? I've been using Tri-Flow, but that tends to leave black greasy/dirty stains on pants, shoes, etc. I've ...
4
votes
4answers
1k views

Eliminating chainslap on a 90's Stumpjumper

I have a mountain bike - a Stumpjumper hardtail frame with a Shimano drivetrain - where I'm getting a good amount of chainslap. Before I start fiddling with stuff, I'd like to understand the problem ...
1
vote
4answers
492 views

Do Master Link pliers help with SS / fixie chain assembly?

A followup to my own question, seeking specific help. I'd like to know if anyone is using a set of "master link pliers" (something like Park's MLP-1) to help them with derailer-free chain work? I ...