Questions tagged [chainring]

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

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1
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3answers
162 views

Smaller chainring on the right side of a bigger one possible?

I recently converted my bicycle from a derailleur setup to an internally geared hub. During the conversion, I also replaced the previous crankset (with three chainrings) by a crankset having a single ...
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4answers
5k views

Why do people use bigger cassettes for lower gearing when they could instead use smaller chainrings?

I want lower (sub 1:1) gearing on my next drivetrain but also a decent range, reasonable spacing between gears and still be reasonably light. While looking at different combinations of components, I ...
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1answer
83 views

Chain length adjustment

If I change my 1x chainring from a 44 to a 42, do I need to shorten the chain? If so by how many links? I am running a 44 with an 11-42 cassette (SRAM Apex1).
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2answers
121 views

Misc bottom backet and crankset questions [closed]

I am planning to upgrade a few of my bikes .. some due to faulty BBs and some just to upgrade the crankset. Here are the questions I have: 1) Road vs MTB I read from the another post about Road vs ...
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0answers
66 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 ...
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1answer
55 views

Dura Ace 9100 chainring on Ultegra 8000 crank?

I mounted a Dura Ace 55T 9100 on a Ultegra 8000 crank. It fit fine but on two sides on the ”outside” the crank and the chain ring is slightly misaligned. The shapes do not fully match. I just wanted ...
2
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1answer
92 views

Sub-compact chainring sizes?

I am looking for replacement chainrings for a mechanical, 2x Sram 11 speed drivetrain and was wondering if I can find chainrings anywhere that will fit the road bolt pattern of a standard crank but ...
6
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1answer
188 views

Modify a front derailleur cage to allow for non-round chainrings like Biopace or Rotor?

I am repairing my road bike after a mishap where it swallowed the rear derailleur around the cassette and into the front derailleur. As part of the rebuild, I'm swapping out the badly worn old ...
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4answers
2k views

What should I upgrade first?

I just got a new basic hardtail bike. I want to get better, and it’s not the best bike, so I want to upgrade it. I was thinking about changing the gear set up to 1 and 11 speed rather than 3 and 8 ...
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1answer
48 views

Shimano FC-5700 chainring with FD-5600 derailleur?

Currently my front chainrings are Shimano FC-5600 48/40 with FD-5600 derailleur. As I can not get new chainrings in FC-5600 I was asking myself if my FD-5600 supports FC-5700 53/39 chainrings?
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2answers
550 views

Can I swap from 46/36 chainrings to 36/28?

I ride a 2015 Cannondale CAADX (Sram Rival) which has an FSA Gossamer crankset fitted with 46/36 chainrings. It has 5 bolts and a 110mm BCD. I'm an old man with bad knees. I never ride on the 46 ...
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1answer
81 views

Is there a special 3/32" chain ring for single speed/fixed gear bikes?

Am I able to use what's called an "Outer" chain ring in a single speed application? Something like this https://www.modernbike.com/sugino-48t-110mm-standard-chainring Thank you.
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1answer
158 views

SRAM AXS double to single

I'm looking at a road bike with SRAM Force AXS 2x crank but would like it as 1x. I see from photos that the spider is separate from the right crank. Are the 1x vs 2x arms and/or spiders different? ...
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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 ...
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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 ...
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1answer
254 views

Shimano Tiagra - Install smaller front chainring

I recently bought a used Trek Checkpoint ALR4, with which I'm very satisfied. The gearing is ok so far for going on plane ground an light uphills, but when going on long and steeper hills it gets ...
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1answer
170 views

How many teeth should be on my chainring?

I have a seven speed cassette and 3 speed chainring how many teeth should there be on the largest chainring. I am asking because I think I need to get a new chainring.
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0answers
178 views

Ultegra FC-R8000 Chainring Bolt Fatigue

As per my troubleshooting to find a bike creak (Ultegra FC-R8000 Right Crank Arm Creak) - I have installed and removed the same chainring bolts ~8 times. In the process I snapped one of them. Each of ...
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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 ...
0
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0answers
41 views

Does anyone here have measurements of SRAM's direct-mount spline interface?

The makerspace I work in purchased a new metal milling unit and I want to test its software's tolerances and mill a narrow-wide chainring. I'm guessing it just consists of a circle with square ...
2
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2answers
195 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 ...
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1answer
89 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 ...
2
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2answers
171 views

Lowest rideable gear ratio

What is the lowest rideable gear ratio (chainring/cassette) possible without feeling like having to balance/trackstand? I'm doing some virtual simulations right now and I'm just setting up IRL limits. ...
3
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1answer
169 views

Vintage bike - help with chainring replacement

I recently broke the large chainring on my vintage bike, and need to replace it, but am having trouble determining what size I need. I lost the chainring on the ride home, so am measuring the bolt ...
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3answers
484 views

How to remove hex crank bolt

I have been looking online for tutorials on replacing a chainring (or three) for my Scott mountain bike: https://www.thebikelist.co.uk/scott/aspect-40-2012 When trying to take off the chainset so ...
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1answer
113 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. ...
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1answer
98 views

Could I add chain rings, front derailleur, and shifter for the front derailleur from other bike?

I have a bike that has only one chainring and no front derailleur (obviously). Could I take the chainring set, front derailleur and shifter from another bike and put it on my bike? My bike never ...
2
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2answers
358 views

Front derailleur hard to move due to gear cable angle

To avoid chain rub on the inside of my derailleur when in the smallest chainring and in the biggest cog on the cassette I've turned the L-screw out / counter clockwise. Now the rub is gone but due to ...
2
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1answer
85 views

Single chainring conversion issues

I've got a Specialized Crosstrail Elite. I want to get rid of the front derailleur and go for a single front chainring. Its a 68mm BB shell but needs a 73mm BB with spacers. It currently has a FSA ...
0
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1answer
116 views

Shimano Sora FC-3503 chainrings

I want to change my 50T chainring of my Shimano Sora FC-3503 crankset. Do I have to buy the same one or other chainrings are also compatible with it? If yes could you give me some light which ones ? ...
2
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1answer
194 views

How do I tell what width chain my used chainring needs?

I bought a used crankset from my local bike collective. It has a single 44-tooth chainring and I intend to use it for a single speed conversion with a new cog and chain, but I need to figure out what ...
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1answer
128 views

Use 105 crankset on 9x2 Sora equipped bike

Want to ditch my basic square taper FSA Vero (50/34) crankset on 9x2 speed Sora drivetrain (2018 Devinci Silverstone 2) in favor of 105 compact crankset. I will attempt to get one in 50/34 not to mess ...
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2answers
432 views

I’m unsure what I need to change to 1x chainring

I’m looking into upgrading my bikes chainring to a single one, I took off the one I have on my bike currently and there is no way of transferring the crank arm to the single chainring, I’m unsure what ...
4
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1answer
282 views

Chain falls between the chainrings of the front derailleur when shifting from the big ring to the small one

The issue I have is that at the new bike I'm looking to purchase I'm faced with the followings: the chain falls between the 2 chainrings of the front derailleur when shifting from the big ring to the ...
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2answers
135 views

My chain skips on the front chain rings. What do I do?

I currently ride a Cannondale Catalyst 3 and I've noticed my chain doesn't like to catch on my front chainrings. I'm very new to mountain biking and I am on a very low budget, so is there any way to ...
0
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1answer
302 views

Chain getting stuck between large chain ring and front mech when changing into big ring

15+ year old Scott MTB. When changing gear from mid to large chain ring the chain gets pinched between the mech and the large chain ring. Tried adjusting the max min screws, problem persists. Old bike ...
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1answer
111 views

Chain guides; yay or nay? [closed]

So, recently i've bought a new chainring online and it will be sent to my home soon. And i thought to myself, should i get a chain guide? The chainring has narrow wide teeth so the chain will not fall ...
1
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1answer
91 views

Will extra teeth on a chainring work?

The current chainring im using has 32 teeth but I need to buy a new one. The reason is because the chainring I'm using is actually from a 3x set so the teeth does not have narrow wide teeth which is ...
2
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1answer
97 views

Help identifying this chainring

where can find online a chainring with fittings like this?
2
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0answers
146 views

5 arm cranksets versus 4. Which is better and why?

I'm looking to buy a Sora triple crankset. Shimano make two types one has 5 arms and the other only has 4 arms. Which should I get and why would that be a better choice? I'm a slow-ish rider. I'm 50 ...
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0answers
105 views

chain / cassette / chainrings replacement ratios - how often to you usually replace cassettes & chainrings per number of replaced chains?

I'm looking to get other riders experiences with how often cassettes and chainrings usually have to be replaced per the number of chain replacements. On my 2 road bikes I usually find roughly the ...
2
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1answer
158 views

Is it safe to bolt my single-speed chainring to the other side of the crank?

Background: I converted a 21-speed bicycle to single-speed by removing the derailleurs and installing a single-speed freewheel and crankset. The chainline is no longer straight, and I would like to ...
4
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1answer
861 views

R9100 chainring and R8000 crankset

Is there compatibility between R8000 crankset and R9100 chainring? I would like to mount a 54 ring on an R8000 DI2 crankset.
4
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1answer
154 views

Shimano chainring compatibility (7400 vs. 7700)?

I have a 2003-era 9-speed Dura-Ace drivetrain, FC-7700 crankset (cranks are 175mm; rings are B-type, 53/39, 130 BCD). I recently came across a brand new 7400-series B-type 53t chainring. Does anyone ...
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3answers
533 views

Minimum chainstay/crankset clearance

I have just finished to assemble a track bike (Cinelli Mash Parallax with Sugino DD75 crankset). Here is a picture of the distance between the right chainstay and the crank spider. I am anxious by ...
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3answers
479 views

What kind of tool will loosen this nut holding a chainwheel on a one piece crank?

Can someone tell me how to remove this nut that is holding the chainwheel in place on this one piece crank? In the picture below, the red arrows are pointing to three slots in the nut that a tool ...
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3answers
770 views

How do I get a new chainring when my bike is so old, the manufacturer doesn't have the chainring (or crank) I need

I need a new chainring but when I called the manufacturer they said my model is so old they don't have the part any more. I've attached an image of the crank from the manual and a photo from my bike. ...
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3answers
90 views

Chainring and cassette configuration

How does the 52/36 chainring coupled with a 11/30 cassette match up. Will it be good for a 70 year old recreational rider? Or what combo would you suggest?
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3answers
79 views

Why did my chain start coming off on the right side of the chainring sometimes when I am pedaling in high gear?

I have a 7 speed bike with one chain ring. Recently the chain has started coming off the right side of the chainring occasionally when I am pedaling. My bike has about 2000 miles on it and is about 7 ...
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2answers
120 views

Change from 2 chain rings to single chain ring on a MTB. What size should I take?

My current drive train is pretty much used up and needs replacement. I thought with this occasion, I could replace my curret drive train (2 chain rings, 10 speed cassette) with a singe chain ring and ...