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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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2
votes
1answer
72 views

Raleigh Motus Tour 2018 - Chain electric bike replacement

I have to replace the chain of my Raleigh Motus Tour 2018. Do anyone knows the specify chain I have to buy? Because it is a electric bike I am almost sure that I should buy the KMC "e9 EPT for e-...
1
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1answer
118 views

What is the difference between KMC 410Z vs 710 chain?

What is the difference between KMC 410Z VS KMC 710 chain? For use in single-speed or fixed gear bike.
2
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1answer
87 views

New bike chain for my mountain bike [duplicate]

I have a hardtail mountain bike and recently I broke the 4 year old chain that I had on it. I’m looking for a new one and I’m wondering how many links I need for a 3x9(27 speed) bike.
6
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6answers
4k views

Should I adjust rear derailleur as my chain seems too close to each other

I am learning to replace chain and freewheel (So far so good). After I put new freewheel and new chain on, the chain are too close to each other at the back now (as you can see in the photo). I think ...
2
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1answer
65 views

Bent a chain link back into alignment. Will it hold?

Yesterday, my chain dropped off the chainring and one of the links got bent sideways (didn't take a picture). This caused the chain to skip whenever this link would go over the casette. I used pliers ...
1
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1answer
81 views

Chain and derailleur question

I inherited a Motobecane Nomade with no derailleur. I am trying to replace the missing derailleur and chain. I was given a Shimano SIS Tourney rear derailleur long cage and front derailleur and ...
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0answers
65 views

Bicycle pedaling resistance on single speed e-bike

Recently, I've bought an ebike that is about 2 months old now, I've maybe gotten 100-150 miles off of it as a daily commuter. When I pedal, it would have a lot of opposing force or friction, and ...
7
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2answers
2k views

Rule of thumb: how far before changing my chain to prevent cassette wear

On my old commuting bike every 12 to 18 months I would have my chain replaced (I cycle about 100 km per week). As the chain wear would also wear the cassette I would have that changed at the same time....
3
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1answer
88 views

9 speed chain doesn't fit 9 speed cassette

In all my years of working on bikes, this is a first. Bought a new 9 speed KMC chain and 9 speed cassette to replace a worn 9 speed drivetrain recently (single chain ring). Went to put everything on ...
4
votes
2answers
343 views

Type and strength of a typical chain

I'm crafting a small 3 speed "gearbox" for a project of mine and I'm aiming for simplicity in the first place since I'll have to create it myself and I'm not particularly gifted when it comes to using ...
0
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1answer
63 views

Chain comes off under high load

When I ride up a particularly steep hill my chain nearly always comes off. It didn't used to do this but now happens practically every time. I presume something has either worn or come out of ...
4
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2answers
380 views

Chain on singlespeed tight, pedals won't turn backwards very freely - is this an issue?

A well-known and well regarded shop fixed something on my converted single-speed bicycle. On the ride back from the shop, the pedaling felt "different", and I noticed that the pedals will stop after ...
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0answers
44 views

Mixing SRAM AXS and Eagle cassette

I know it's possible to put an Eagle 10-50 cassette on a road bike with a Sram Force AXS 1x groupset, as I rode a Santa Cruz Stigmata with this exact spec. My question is about running the Force 2x ...
8
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2answers
1k views

Can a broken/split chain be reassembled?

I am considering getting a new front derailleur. Since the derailleur is riveted together so far as I can tell, it looks I will need to break the chain. The chain doesn't have a master link, so I'll ...
0
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1answer
69 views

Cannondale Synapse 105 chain dropping on the last gear

I just bought a new Cannondale Synapse Carbon Disc SE 105 and I am having trouble with the chain dropping on gear 50-11. If I shift on the front chain ring to the biggest ring (50t) and in the rear ...
1
vote
1answer
95 views

Clicking sound coming from rear

In the middle of one ride my bike started making clicking sound from the rear. And I can't find the source since that. Here is a video of it: https://photos.app.goo.gl/RZKb7C3L76TbnMVF7 As many ...
0
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1answer
89 views

Got a new cassette and chain, freewheel not working correctly

I bought a new chain and cassette for my road bike. The bike is about 10 years old from estimation (9 speed shimano). I assumed I replaced all the parts correctly, but now whenever I stop pedaling, I ...
6
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6answers
2k views

Can a new chain significantly improve the riding experience? If yes - what else can?

I am a casual commuter (in average 2 days per week, 30 km per day), on a generic bike which I bought a few years ago. Yesterday I took the opportunity of having the bike reviewed and the chain and ...
2
votes
3answers
230 views

If I change my cassette, should I also change the chain?

If I change my cassette to a new one, should I also change the chain? I measured the chain with a wear gauge and it's ok. Just to emphasize the obvious: I'm changing the cassette to one of exactly ...
0
votes
1answer
66 views

How many chain links do I need for my chain [duplicate]

I have a 2017 DaVinci Django mountain bike and I am planning to upgrade my cassette to a 11/46 from 11/42. I would like to buy a new KMC chain. How may links do I need?114 or 116? Maybe it’s a ...
0
votes
2answers
129 views

Cleaning bike chain

I use paint thinner and an old tooth brush to clean my bike chain. Is there anything I can spray on the chain to dissolve the thinner or do I have to manually rub it off with a rag? I am open to ...
3
votes
1answer
133 views

Chain jumping, unsure why

The chain likes to jump from the front sprocket, it is my impression that it makes no difference if the chain lies on the inner or outer cogs. Since I am unsure about the root cause I ask here for ...
2
votes
1answer
144 views

What is this oil? (wet lube)

I needed wet lube for my chain, so I went to my local cycle store and bought the following pictured Shimano wet lube. Back home, out of curiosity, I "googled" it, and surprisingly enough, I didn't ...
0
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2answers
104 views

How to tell if a chain is Bicycle Chain or something else?

Hello is there anyone that is able to help me? I need to get a new chain for my little boy's quad bike and I'm unsure on what size I need to get. Its a 50cc mini motor quad bike. I have looked ...
1
vote
1answer
139 views

What kind of rags to clean drivetrain?

Currently I'm re-reading through Zinn and the Art of Road Bike Maintenance. He mentions using rags to clean the chain, cogs, jockey wheels and the rest of the drivetrain. Just wondering what kind of ...
2
votes
1answer
116 views

How many chains before the cassette is replaced?

If you change your chain at recommended interval (using wear indicator), how many chains should you get through before the cassette is replaced?
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2answers
61 views

Drivetrain, components of different brand

Do all parts of the drive train have to be of the same brand? Can the chain be a different brand from the rest of the drive train? Cassette, crank, derailleurs?
0
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0answers
17 views

1982 Schwinn stationary bike chain XR7. KT508636

How do I know what chain to get for this old beast? I can’t find anything online. Thanks!
3
votes
3answers
165 views

Are more expensive chains/casettes more quiet?

If we ignore the lower end products and compare mid and high end products. Is there a noticeable difference between the sound produced while pedaling in the same gear (Not the shifting sound)? For ...
0
votes
0answers
26 views

Qring with Etap shifting problem

I switch to Qring with my Etap Quarq crank. I cut it big qring for fit (Quarq was on the way) and switch to a new chainring bolt for hidden bolt. the problem I have now is when I’m shifting from the ...
0
votes
0answers
42 views

New bike chain? [duplicate]

I know very little about bikes but have just changed my gearing to 40 single on the front and a 11-28 on the back of my Mountain Bike . What would be the right chain length to get please ?
13
votes
6answers
4k views

What explains 9 speed cassettes price differences?

I have a pretty heavy bike I use to travel long distances with a lot of luggage. It has a mix of XT, deore and other Shimano equipment. I bought it second hand so I don't really know the details. I ...
3
votes
2answers
409 views

Shimano 105 R7000 drivetrain makes crackling sound

I got an Shimano R7000 groupset and have the following problem: After degreasing my chainrings (54 – 36) and the cassette (28 – 11), the drivetrain makes normal noise. However after around 30km, the ...
4
votes
3answers
258 views

Will putting an e-bike chain on a “traditional” road bike give more mileage?

I was browsing through a webshop for some replacement parts and in the "chains" section I came across "e-bike chains" - claimed to be stronger than traditional chains. Since 11-speed chains are ...
0
votes
1answer
55 views

Chain getting in between sprocket and rear dropout

My girlfriend has a vintage Nishiki womens road bike, and recently there have been instances when shifting, the chain sometimes falls off the smallest sprocket and ends up stuck between the rear ...
0
votes
0answers
187 views

New chain and cassette makes cycling much more difficult

I had a new chain and cassette fitted yesterday. But today, hills which I could easily climb two days ago are now horrendously challenging. What was a pleasure has just become a nightmare. Why is this ...
1
vote
1answer
90 views

When I am pedaling hard my chain jumps but doesn’t go to higher or lower gear

I have this problem with my bike when I put an amount of pressure on my pedals the chain kinda jumps but doesn’t change to a higher or lower gear and it usually happens when I go on 3X7 and 3X6 when I ...
1
vote
4answers
167 views

How do I know what gear combinations should work without chain rasp on front derailleur?

I tried adjusting the front derailleur on a 3x10 trekking bike. After fiddling around a long time, I concluded that is probably not possible to make all cogs work with all chainrings. How do I know ...
0
votes
2answers
122 views

Chain skipping and loud noise when pedalling

Last year I changed old chain, all cables, rear and front derailleurs with new cheapest shimano parts. It has 7 speed cassette with tourney 6/7 speed rear derailleur. As summer started I took this ...
2
votes
1answer
93 views

A clicking every couple of pedal turns (video included)

I have been using a hybrid trek for a couple of weeks. The bike is still very new with only around 150 miles done. This morning on a ride it kept clicking every few pedal turns. I cut the ride ...
-2
votes
1answer
110 views

Single speed chain wide - is this OK?

The chain is wider than cog, it's safe to ride, and doesn't fall over, it's staying properly, chain is 1/2 inch pitch x 1/8, and my cog is 1/2 pitch x 3/32. Is it okay that cog is thinner than the ...
6
votes
5answers
2k views

Converting 3x7 to a 1x7. Is it possible with only existing parts?

I own a 2000 model Specialized Ground Control full suspension. The front derailleur is rusty and temperamental so my solution is to remove it as well as 2 chain rings (they are removable on mine) and ...
1
vote
1answer
113 views

Snap a Shimano chain pin without pliers?

I just went back to a Shimano chain. For emergencies, rather than using a missing link, I considered just bringing a couple of unused links and a replacement pin. However, I don't want to carry a ...
2
votes
2answers
181 views

Chain not fitting on big chainring

I have a problem where my chain is not engaging on the big chainring. The chain is not touching the FD so, that is ruled out. Is it possible that my chain is not compatible with my crank? My chain ...
1
vote
1answer
71 views

What is the actual diameter of our current bicycle chain's rollers?

Wikipedia states that it's 5/16" (~7.9mm) while two or three sites list it as 7.75mm. I'm a little bit confused. Does it differ in different internal width? Does it differ between singlespeed and ...
4
votes
3answers
145 views

How to create a bicycle that rolls backwards when you pedal forward?

This may seem like a crazy question, but I am currently trying to design a kinetic machine where pilots are facing away from the direction of motion, adding whimsy and curiosity. As someone who doesn’...
0
votes
1answer
106 views

Cassette, chainring, chain compatibility

I've taken on trying to nurse my husband's bike back to life. It is a 2012 Specialize Venge with Dura-Ace Di2 (very old version); Specialized pro FACT carbon chain rings, Ultegra 10-speed cassette. ...
2
votes
1answer
72 views

Discrepancy between old chain length and largest chainring largest cog method

Putting on a new chain. First counted the links on the old chain - which I never had reason to think was the wrong length. But since I felt like being thorough I also measured using the largest cog ...
2
votes
1answer
157 views

Chain link speeds

What are the different chain link speeds and why are they important or what is the difference? I have recently broken one of my chain links on one side while cycling. Wishing to fix it I discovered a ...
3
votes
4answers
247 views

Need help replacing old cassette and chain

I have an old bike with a cassette and chain that needs replacement. The problem is that I can't identify what kind of cassette it is or how to remove it. There are 14 teeth on the smallest cog ...