Questions tagged [chainring]

The cogs (gears) at the front of your drive chain, connected to the cranks.

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1answer
74 views

Building a new Drivetrain

I’m looking to build up a new dive train for a slalom / 4x bike. Is it possible to mix and match any sort of chainring and cassette without running into any problems ?
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4answers
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Rust from cassette and chain

I was cleaning my chainring, chain and cassette with vinegar, to remove unwanted grease but suddenly after a few minutes it suddenly turned slightly orange. It spread all over my rear gears. I got ...
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1answer
85 views

Missing pin in replacement chainring, is it important?

This is related to Worn out chainring or missing tension Today the chainring arrived, but it lacks a pin. The pin is 15mm (0.59") long with a diameter of 4.1mm (0.16"). It is located in such ...
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3answers
326 views

Worn out chainring or missing tension

This is a follow-up to the question I need to replace a cassette for CS-HG500-10 but want to go XT Yesterday I replaced the cassette, as well as the chain and the jockey wheels and went for a ride. ...
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2answers
84 views

Can you mount GRX FC-RX600 110/80 chainrings on a Tiagra 4700 chainset?

Has anyone mounted these https://www.bike-discount.de/it/comprare/shimano-grx-fc-rx600-2x10-11-speed-chainring-961783 on a Tiagra 4700 crankset? If they will fit it's a LOT cheaper than buying the ...
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3answers
520 views

Chain is slipping relative to large chainring but not the small one

The crank on my 2016 Giant XTC Advanced (Shimano XT components) is slipping relative to the large chainring but not the small chainring. In searching for reasons many of the answers focus on chain ...
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2answers
240 views

Rear derailleur max capacity exceeded?

My MTB is a Lapierre X-Flow 512 2012. It has a Shimano RD-M980-SGS 10v rear derailleur which has a total capacity of 41t (see official specs). But it comes with a 11-36 cassette and a 24-42 crankset (...
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2answers
145 views

Are chainring bolts alone strong enough?

Because of a custom application, I need to be able to use 104BCD chainrings. However, I need a stand-alone spider to hold the chainrings; the chainwheel will not be mounted directly to a 104BCD crank. ...
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1answer
137 views

Campagnolo: Can I run an 11 speed chain on my 10 speed chainrings?

I have a bike with 10 speed front derailleur and chainrings. The cassette, rear derailleur and shifter will all be 11 speed. Can I run an 11 speed chain on this? Everything is Campagnolo. Thanks
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1answer
78 views

Which chainguard (or alternative chainring) for a Shimano FC-M 510 crankset

My commuter bike is equipped with a Shimano FC-M 510 crankset, the teeth configuration being 44/36/22. Unfortunately, the largest chainring has no chainguard attached to it (and also no holes), so ...
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3answers
237 views

Compatibility of 38T chainrings to Deore crank

My bike (Canyon Pathlite 5) has an "FC-M5100-1, DEORE" crankset and a "Shimano Deore M5100 11s 11-51" cassette. Instead of the 32 teeth on the front chainring, I'd like to change ...
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1answer
74 views

Minimum chainring gap for front derailleur

On my city/trekking bike, I have a Shimano Alivio crankset FC-T4010. It was first delivered with 22-32-44 chainrings. After a while I calculated that with a 38 chainring, I was able to ride 99% of the ...
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1answer
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Triple Chainset

Trying to replace my 52/42/32 front 21 speed chainset with same. The outer chain ring 104bcd 52t would also be OK. Unable to find. This is for an English trike.
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1answer
286 views

What bike chain size do I buy?

A friend gave me his old bike which I'm fixing up to use. It has no chain and I've never replaced one before so I'm wondering what size I need to buy to replace it. The Bike is an Apollo Avio, it has ...
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2answers
350 views

Chain slipping on smallest cogs (bigger chainring, new chain)

I recently switched my SRAM 1x12 Eagle SX drivetrain from a 30 to 34 direct mount Chainring. I also bought a new chain to accompany with it. Chain length was measured as the sram service manual ...
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2answers
170 views

Chainrings for Shimano FC-M760 crank worn out, need help

Problem: I have Shimano XT FC-M760 cranks 22/32/44t on my MTB. BCD=104/64, 4 bolt. Need to replace all rings; I'm open to any solution other than changing to 2x/1x (2x10 not enough gear range, 1x11 ...
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9answers
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What would happen if I don’t replace worn drivetrain components?

What would happen if I took a entirely new drivetrain and just never replaced anything? Of course, I’d keep it clean and lubricated. With 11 and 12 speed chains being as expensive as they are, the old ...
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3answers
2k views

How can I lower the gear ratio on my son's bike?

I got a SH Commencal 24" MTB for my son. He loves it - except on climbing steep slopes where he runs out of steam. It comes with a 7-speed 14-28T freewheel (Shimano MF TZ21) + Acera derailleur, ...
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3answers
255 views

Alternatives to Crankset Shimano M523 Octalink 40-30-22T

I have recently purchased a Merida 2015 7500 One-Twenty 3x10. Link to bike specs: http://online.fliphtml5.com/pvouz/azox/#p=12 The crankset chain rings are very worn and need replacing. More Pictures ...
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1answer
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6800 FC to R 8000 FC upgrade

I would like to replace my 6800 FC 52/36 and 6800 FD with the R8000 FD and FC 52/36. I'd like to utilize my existing 6800 brifters, which operate flawlessly. Are the cable pull on the brifters (6800 ...
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1answer
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Can I use a 9s front chain ring with a 10 speed chain and cassette?

I have mistakenly bought a 9s 44T front chainring to replace a worn one. It's for the correct chain type (HG). The original was a 10s 44T. I have a (new) 10s rear cassette and (new) 10s chain. (CN-...
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2answers
750 views

How does lubricating your chain help protect your cassette and chainrings from wearing too?

I just got my mountain bike back from the shop after a frame warranty, and they replaced my chain as it was apparently worn (2x11). They recommended changing the cassette and chainrings while I was at ...
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3answers
1k views

Correct way to shift?

So I went to a bike shop to check out the options that I could buy and came across this board that has the gear using system explained for beginners (I guess?). Is it not literally suggesting cross-...
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4answers
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What to get? How do I know whether what I'm looking at is a BSO? (Bicycle Shaped Object); what should I do about the multiple chainrings?

I'm about to get a ridiculously cheap bike (~$200) sometime soon and have limited my options to two bikes. One is the BTwin Riverside 120, which people here in India who have put up reviews don't seem ...
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1answer
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Chain slips off chainrings with a lot of pedal force

I have a 2001 Raleigh R600 road bike. It wasn’t ridden much when I got it, and I’ve recently been putting some miles on it. It was a 3x9 speed with 9 speed components. I just changed: Wheels Cassette:...
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2answers
344 views

Freewheel replacement for a touring tandem bike

I have an older touring tandem bike that we use to go on long trips. The gear setup is 3x7. I noticed that we hardly ever use the smallest 3 cogs on the freewheel (of course together with the largest ...
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3answers
178 views

Custom/modified Drivetrain 2x/3x Considerations and Planning

Planning a drivetrain setup for a new bike: Currently running old Shimano 3x9 44/32/22t on 11-34t, which gives me 19-115 gear-inches (about 620%). I used 29x2.0, 170mm crank to calculate my current ...
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2answers
111 views

Can I swap my front 2x chainring on my MTB to a ~46T chainring?

The type of cycling I do means I'm never really presented with mega-steep climbs. I used an online calculator and worked out I never really use gear ratios below about 39, which on my MTB at the ...
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3answers
215 views

Measuring BCD & choosing right chainset

I bought a used bike whose chain keeps slipping, and I believe it is because either the chainring or the bottom bracket is bent. I tried to show this as best as I could in the below pictures. I am ...
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1answer
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Bicycle buying suggestions please! [closed]

As of yet, like most other Indians, I've only ridden a single speed, which was brought for 4000 rupees, about 13 years ago.. Yes, it's still in use! My budget now is strictly 13000 INR for the bicycle ...
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2answers
238 views

Need replacement chainring for Shimano Ultegra FC-6503 42t chainring

The Shimano Ultegra FC-6503 42t chainring is "obsolete" but there must be some 42t 130 bcd chainring that would work. It is the middle of a triple. The mounting bolts pass thru the 52t to a ...
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1answer
51 views

Which bolts and nuts to use to install Osymetric chainrings to replace Shimano Ultegra R8000 chainrings?

I would like to install 52-38 Osymetric chainrings instead of my 52-36 Shimano Ultegra R8000 ones. I've bought the Osymetric chainrings and tried to install them, but I realised I need bolts and nuts ...
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1answer
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Ultegra 6800 chainrings and Claris r2000

Does claris R2000 crank arms can fit ultegra 6800 chainrings?
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1answer
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What is the difference between 9sp and 10/11sp cranks/chainrings?

I have a 9sp setup I’m very committed to, mostly because I can’t find 10/11sp indexed downtube shifters (Dia Compe makes a non-indexed 11sp and that seems to be it). I want a new crank with swappable ...
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1answer
75 views

Chainring loose around drive-side crank arm / axle

The splined thing in the picture moves very slightly in relation to the chain rings - it seems to be worn. I don't know how to remove it, or if it is even supposed to be removed. This is an old bike ...
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1answer
81 views

Replacing front chainring on my old bike

I have an old Giant Peloton Lite. Certainly considering its age, it's a very nice bike. The front chain ring is a bit worn out, however, and I'm looking to replace it. I have a few questions about ...
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1answer
703 views

Are Shimano R7000 chainrings (50 and 34T) compatible with Ultegra R8000 crank?

I need new chainrings due to slipping chain and decided to replace them. I currently have an Ultegra R8000 Chainset and don't want to replace the crank arms (as it is really expensive). Ultegra is ...
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2answers
121 views

Do I need to replace my chain ring and cassette? Images attached

I know I should replace them if they "look like shark teeth", but I don't know what exactly what shark teeth look like. I know they don't exactly look new, but do they need to be replaced ...
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1answer
138 views

Which combination of single chainring and crankset goes with 6 speed?

I have 90s Bianchi "Project 2" which is early hybrid of MTB and roadbike it says. I want to customised to single chainring narrow wide (somewhere between 48 to 40T), but leaving original ...
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1answer
165 views

Shimano R7000 front derailleur height adjustment

I’ve been getting a little bit of chain rub on the extreme opposites but that’s to be expected, however when looking at the front derailleur this morning after a quick clean, it appears it may be ...
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1answer
185 views

Is it safe to remove one front chain ring?

My son bought an old road bike, we didn’t notice that one of the small bolts connecting the two front chain rings was missing and he has now twisted and broke the inner chainring. I’ve been able to ...
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2answers
289 views

MTB 1x vs 2x cross chaining [duplicate]

I've got a good deal and bought a new bike with full Shimano XT groupset and 2x Drivetrain which I am not fully satisfied with, it has 34/24 and 11-42 setup. I would prefer 1x more but not going to ...
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6answers
937 views

Yes/no replace chainrings+cassette after chain failure?

I had a pretty bad chain failure a couple of days ago. I bought the bike second hand about a year ago, and in all fairness I had not done much maintenance on it since. I discussed with a friend and ...
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1answer
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Is there a difference between a Shimano 10-speed MTB small chainring between double and triple cranksets?

Shimano sells two types of 10-speed chainring, one for 2x and one for 3x systems. The smallest chainring have a 64mm BCD for both systems, and it looks the same to me. So what is the difference ...
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2answers
270 views

Do I need a new chainring?

Here's my setup: It runs great. But the chain is a little rusty. I measure the chain wear and it looks like about 1/32 of an inch over 12 inches. So not much, right? But chains are cheap so I try a ...
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0answers
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Old French Road Bike - Chain Size

I dusted off an old steel frame french road bike (circa 1980) and have been enjoying the summer riding so far. Unfortunately I managed to snap the chain on it. No big deal, put a measuring caliper on ...
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1answer
95 views

Where can I find vintage hardware to mount a Raleigh 3 bolt chainring?

I need hardware (3 short bolts) for my Raleigh Super Course 10 speed made in Nottingham England in 1973. The bolts hold the front large chainring to the smaller chainring that the pedals are mounted ...
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1answer
137 views

Chain length is too long

It seems me, that the chain is too long. Probably this is the reason, why the chain falls sometimes. By how many links I should shorten the length? P.S. Probably the reason for it, that my 52T ...
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1answer
165 views

MTB Shimano MT610 crankset with 32t: possible switch to 30t?

I'm looking at the Raven 8.7 with its Shimano MT610 crankset with 32 teeth. The bike comes equipped with Shimano SLX M7100, 12-speed cassette and Shimano Deore XT M8100, 12-speed rear derailleur. I ...
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2answers
98 views

Clicking in just one chainring

I wonder if anyone can suggest any reason why I might be getting a regular clicking (two to each crank revolution, at the same place each time) from the crank/BB area of my bike. I understand these ...

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