Questions tagged [chain]
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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Identifying a KMC chain
I am replacing a chain on a bike with a 7 gears Nexus hub gear. In my ignorance, I thought I should have a single speed chain, i.e. 1/8" width. I bought a Shimano CN-NX10, which is marketed to ...
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Why does my shifter say the wrong gear?
I had a slow puncture in my rear tyre. I fixed it by flipping the bike upside down, removing the rear wheel, patching the inner tube and replacing the wheel. However, I seem to have caused a strange ...
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What is the salient compromise that waxing a chain offers compared to lubing a chain? (Was: what's the sales pitch for waxing chains?)
I'm almost sold on tubeless setups (even for road tires), but it took me a while until I heard the "sales pitch" (what someone committed to tubeless tires would say to convince a tube user ...
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What makes a new chain jump other than a worn cassette?
My bike recently passed 5,000 miles. A chain gauge says the original chain isn't worn out and when I measure 24 links I get exactly 12-1/16", so the gauge isn't wrong.
However, I used wax on that ...
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Excessive chain wear
Few months ago (March 2024) I bought a 1x10 Triban GRVL 120 from Decathlon. AFAIU, it's an entry-level gravel bicycle with matching components.
Few weeks ago (after riding ~900 km) I checked the chain ...
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What to do about chain rubbing on unusually placed chainstay?
On my Nishiki Colorado Comp MTB, the chainstay crosses above the chain instead of going directly to the center of the crank. I didn't think much about it until I recently put a larger chainring on, ...
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Is a stiff chain after hot wax application a sign of a correct wax application?
In many hot wax application tutorials, it is advised that, after removing the chain from the wax bath and having allowed it to cool, the chain should become stiff, requiring manual movement of the ...
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clink-clink as I pedal
Only happens with any pressure on the pedals.
In normal use it clinks twice per pedaling cycle.
More specifically, it does it any time there is any pressure on the pedals and I suddenly release that ...
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Cleaning chain a few links at a time
Looking at videos of cleaning bicycle chains online, it seems like an inevitably tedious process. Getting the muck out of the links especially. For example, as described in this video. I'm thinking, ...
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Grinding noise from freewheel after changing the chain
I have Elops 100 city bike:
I changed the chain on it because it had not been changed in years. I used 1/2 x 1/8 inch chain:
I can pedal, but when I pedal there is a terrible noise when I apply ...
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Chain slipping when under pressure
My chain slips when under pressure especially when I try to stand up or suddenly speed up. New chain a rear cogs and new cycle derailleur.
Cheers.
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Chain slipping in 8th gear only
I couldn't find a similar thread that had my issue. I've recently replaced the cassette and chain within a week of each other (chain then cassette) I have a 2x9 setup. The chain slips on the cassette ...
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How to properly adjust rear derailleur for Wahoo Kickr?
I have a Merida Escultura 100 connected to a Wahoo Kickr (with the rear wheel removed, of course). I've ridden this combination for over a year and had the derailleur adjusted more or less so there ...
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New bike-vibration in pedals
I just bought brand new Scott Sub Cross 10 mens city/crossbike. It has 30 gears and the same day after I bought it I went driving on an asphalt road and started to feel grinding/vibration in pedals at ...
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Is it economically advisable to replace cassette and chain to protect the crankset?
My chain and cassette are both pretty worn after 2000 and 5700km respectively. My drivetrain is all steel, and the relative price of my parts chain-cassette-crankset are about 0.7-1-7 and front ...
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SRAM PC-1 quick link?
What quick link would work on this chain for my fixie? Are the SRAM 10 or 11 speed links compatible?
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Chain rubbing the lowest point of the front deraillieur
Problem: when the smaller chain ring is selected, the chain is well centered in the front derailleur's bracket but is rubbing against its lowest part. See the shredded rubber remains there? It happens ...
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What's wrong with my campy derailleur?
I'm trying to tune my campy chroma 10 speed but it wont shift to either the 2 highest gears or 2 lowest gears. Could it be that the drivetrain is bent? Is this due to a bad hanger?
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chain is skipping on cog. What's wrong?
Here are two video which is shoot by my high speed camera.
Video 1
Video 2
My chain is brand new now.
What's wrong here? Is it rear derailleur or cog?
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When I am pedaling harder on a slope, the chain sometimes skips or get detached
When I am pedaling harder on a slope, the chain sometimes skips or gets detached from the front chainring.
I have several videos shot with high speed camera in order to record what was wrong here:
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I think my MTB chain is modified ( shortened )
I have a 2x9 crank and cassette system. And I can't get it to go on the last cog because my rear derailer is maxed out. I bought a used and altered MTB and I can see the chain is short.
So typically ...
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How do I attach this master link on the chain?
This is a master link with PYC brand. I couldn't figure out how to attach it on my chain as both pins are on the same side. Can you help me out? Also can you tell me for which speed this master link ...
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Front derailleur at limit, but still heavy chain rub on cage
Back story: I bought a Giant Defy Advanced Pro 2 second-hand, with Shimano Ultegra components. The previous owner had used it with different components and had the original ones re-assembled before ...
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My bicycle's front derailleur rubs with my bicycle chain
My bicycle's gears are 3x7 when i keep it on 2x1,2x2,2x3,2x4,3x1,3x2 or 3x3 my bicycle's chain rubs with my front derailleur on the left side. Is it normal ? if not then how can i fix that?
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Strategy for waxing (reinstaling) 12 speed chains
I'm curious about chain waxing and prolonging my drivetrain life, plus efficiencies, but have recently installed a 12 speed road groupset (Shimano).
I assumed I would use reusable links to re-install ...
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Weird noise when pedalling
I noticed a weird noise when pedalling. I had my road bike with me when traveling (airplane), and I just came back from a trip. I only had to take the wheels off when packing it. Once I assembled the ...
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Old chain and crankset, I can't replace the crankset yet, should I replace just the chain?
I have a racing bike that is riding very smoothly without problems. Recently I bought a few SRAM chains on sale with the idea of rotating them a few times under the same crankset before they get too ...
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New chain periodically rides the gear teeth
I have a Dahon eezz D3 which I recently changed the chain. When I did the test riding, I felt that the pedal some how skipped or jump, more frequently on the lower gears (I believe that it happened ...
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How to connect quick link for 6/7/8 gears Shimano chain?
I recently ordered a new chain and I am having trouble connecting the quick link, which I also ordered (first time doing it). It seems the pin of the quick link won't stick out far enough to be able ...
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Chain lubes: Spray vs. Quick Applicators
Is a spray faster and easier to use than a felt roller (generic Lubri-disc) or a pad type applicator (No-Drip from Finish Line or No-Mess from White Lightning)?
Refillable multipurpose aerosol can ...
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I took my back wheel off and chain will NOT go back on
I took my back wheel off of my back to change the tube, when I put it back on i realized the chain wasn’t going back on the pedal, it’s very hard to explain it but it looks like a part of the chain is ...
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Is there any reason why my 21-speed bike has 118 chain links?
I got a second-hand bike some time ago. It's a Zündapp Silver 2.0 with a 7-gear freewheel (Shimano MF-TZ21). Recently, the chain (probably KMC 1/2 x 3/32) has worn down enough to warrant changing. So ...
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Chain / Chain wheel: D type vs sealed type
I have spent a good 30 minutes on this site but couldn't find anything pointing a clear idea.
I bought a 26 inch, Dual suspension bike. It has a chainwheel of "sealed type." I asked the ...
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Will a Shimano Deore 11 speed chain work on a SRAM NX 11 speed drivetrain?
I went to a bike shop today and got a complete service and new chain. When I looked at the tax invoice, it said it was a Shimano Deore 11 speed chain, however I have SRAM NX 11 speed drive train. I ...
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Chain type and chain alignment for a fixie single speed
I've got a 10-year old bike I'm trying to revive. It was a single speed that I converted to a fixie. I'm anticipating just casual riding on flat ground.
It has an old-school looking Shimano SGX 46t ...
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Chain drops when shifting up a gear at the front?
I've just gotten a new bike and run into a problem. When shifting from a smaller cog to a bigger one in the front gears, the chain consistently drops.
The problem happens regardless of whether I'm on ...
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Does a magic link or Powerlink require removal a regular chain link first?
Pulled a Shimano Ultegra chain off my bike for cleaning and noticed the mechanic had installed it with a pin and not a magic link. Because I have a magic link handy (and, if I'm honest, because I ...
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I put my bike on the bus and now the chain can't stay on
I've never had an issue with my chain falling off until today. I put my bike in the bike holder in front of the drivers window. Perhaps something got knocked or moved?
I could have a dirty cassette or ...
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SRAM quick link reuse
Sram says that their quick links should only be used once. I've installed new chains, had to shorten them and have broken the link more than once doing so. I've also continued to reuse them when ...
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Chain rubs on a bigger cog on the cassette. Wrong spacing?
my kids mtb on the smallest cassette cog the chain rubs on the next bigger cog creating a harshness while using this smallest cog. I was looking at it and the spacing between the two smallest gears ...
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My Shimano EZ fire plus on the right side isn't shifting below 3 and the left one wont shift above 3
The shifters have been doing this since I got the bike a while ago, but the chain is also starting to fall of the gears when I'm riding it. I don't know how to fix this so can anyone help me?
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Can I use a chain gobbler on my kettwiesel trike to accommodate shorter and taller Riders as I move the boom in and out?
My kettwiesel 2006 trike is set up from the factory to use a shorter chain or a longer chain depending upon the riders height and is shipped that way from the factory. An option from the factory is a ...
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New chain -no grinding , new cassette and chain -grinding
I've got a second hand bike. Doubt it ever had a chain replaced. Before I replaced the chain, it had an awful grinding sound. On replacement the machine worked perfectly and smoothly. (It's a Shimano ...
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Assembling cut off brand new chain links into one single chain
Would it be possible and viable to store the cut off links in every chain replacement and eventually link those together with a bunch of quick links to form a new chain?
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GRX 2x11 - what causes the chain to bounce significantly when shifting the cassette into a higher gear (smaller sprocket)?
I recently set up a new gravel bike with all new components, including a 2x11 GRX DI2 drivetrain. 31/48 and 11-36t. It has ridden under 600 miles and only seen rain once. It is accident free and has ...
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Chain repeatedly slips on rear cogs to next higher gear...and sometimes back and forth. What to adjust?
EDIT: Just to be clear, everything has worked fine with the bike and the Kickr up until a few weeks ago (that is, for about six months the combo has worked fine). So something's gone a bit out of ...
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Gun bluing chains
Is it possible to hot blue chains for rust protection? I surmise there would be parts of a bike chain that are made using hardened steel (e.g. rollers and pins). Would this process affect their temper?...
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New chain coming off under torque
I replaced the chain recently - the new chain unships violently when I apply a moderate amount of torque, such as when setting off standing.
As in, it comes off the big ring to the outside (i.e. away ...
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Is it safe to use two masterlinks?
I have miscalculated the chain length and removed two necessary links on my chain. I have a spare masterlink. Would it be safe to use two masterlinks on a chain or do you recommend to re-attach the ...
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Is my chain length correct?
I replaced my old chain with new one. Online chain calculators recommendation is 106 links. Currently the chain has 108 links. Do you think I should remove two more links?
I'm not totally sure that I'...
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