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Questions tagged [chainring]

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

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Specialized Ruby 2012 replacement Front Crank/Chainring/Hub

I would like to convert SRAM Power Spline with 50/34 POWERGLIDE chainrings to a 50/30 T combo. It has 110mm so will not accept 30T. What crank assembly/bottom bracket and chainrings should I use to ...
Ragnar's user avatar
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2 answers
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Remove 7- or 8-speed chainrings from Shimano/SRAM/Sunrace crankset and use on 3x9 speed Samox/Shimano drivetrain?

I have 3x9 gearing on my touring bicycle. I've got a Shimano Acera friction shifting front derailleur and an Alivio rear derailleur. The rear cassette is a Shimano 11-36T. The front crankset appears ...
Habib Ross's user avatar
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Shimano GRX chainring upgrade

i was thinking of upgrading my GRX FC-RX600 crank which has 46 tooth only and since i ride mostly flat sections, i want more teeth on my big chainring since i am running out of gears. thus the ...
macman's user avatar
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4 votes
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Will a 10 speed chain perform adequately on a Shimano CUES 1x chairing?

Situation: 10 speed Shimano hybrid/mountain straight bar shifter, 10 speed Shimano mountain/hybrid derailleur and 10 speed Shimano chain. The person is looking for a 1x crank. Shimano CUES crank seem ...
SuperBab's user avatar
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Will a Shimano R7000 chainring fit my Ultegra 6800 crank?

Recently I almost had an accident while putting more power on the drivetrain and after replacing both casette and chain at home I noticed the chain did not settle on the chainring properly. Now I am ...
Pajzs P's user avatar
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What chainring can replace Shimano SG-X 10S 34-F?

It seems my smaller chainring Shimano SG-X 10S 34-F (a Tiagra chainset of 2019 or so) in worn out, but I cannot find exactly the same one in stores. Are there any modern parts that can be used as a ...
homocomputeris's user avatar
3 votes
2 answers
93 views

Shift lever can’t move cage to large chain ring. Shimano Ultegra 11 speed hydraulic

The large lever can’t be moved more than a short distance to where it would normally start moving the cage but won’t move any farther. It doesn’t move the cage at all. Something in the shifter is ...
Chuck White's user avatar
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1 answer
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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 ...
PotatoGuy's user avatar
5 votes
4 answers
731 views

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 ...
SRJBike's user avatar
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3 votes
1 answer
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Choosing a chainring for eewings crank

I recently purchased the eewings mountain titanium crank, and I need to choose a chainring. The interface is sram 3 bolt direct mount. I wanted to get a 44T/46T/48T chain ring, but seems like I can't ...
yuvalon's user avatar
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i need help finding a new chain ring (the gears that are in-between the pedals)

I am currently fixing my pacific vector bike and I need to know where to find new chainrings, I can't find any anywhere else.
Eli Geesaman's user avatar
2 votes
3 answers
2k views

E-bike motor stopping momentarily during steep climbs

I have a Batavus Zonar 2020 e-bike, Yamaha motor, 10 gear cassette, 5500km of use. Recently the motor has stopped working momentarily during very steep climbs - it just shuts off for a second then ...
Amarth's user avatar
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4 votes
1 answer
350 views

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 ...
BenTaylor's user avatar
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Options for renewing drivetrain / upsizing crankset

I currently have a Shimano drive-train and am approaching replacement for the chain and cassette. All parts are Deore XT M780 Series except my cassette which is a HG500-10 11-25 I usually run a ...
Domoninic's user avatar
3 votes
1 answer
90 views

Frame and bottom bracket compatibility

I have problems with adjusting front shifting on my MTB so I suspect something is wrong elsewhere. This is a 27.5" Merida Big Nine 100 XC MTB. Its chainset has been replaced with a Shimano FC-...
Ender's user avatar
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Band New Front Gear Shift Issue

I brought a bike a few days ago and barely rode it. Every time I did I noticed that the chain would slip in the front gear going to a larger chainring, in this case it's gear 2. 'Funny thing is I took ...
Michael Smith's user avatar
1 vote
1 answer
134 views

Shimano chainring compatibility

The middle chainring on my bike needs to be exchanged and I can't find a dealer that carries the parts or would even be able to order them from their wholesaler. From all I can tell my crankset is an ...
Steven's user avatar
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3 votes
2 answers
535 views

Budget Chainring Upgrade

Ive got a 2018 Halfords Carrera Valour 18" 24 speed mountain bike which I use regularly. I cant afford to splash out on a new bike so was planning to do some basic budget upgrades to help with ...
David Wilson's user avatar
3 votes
2 answers
926 views

Can I change small chainring to 30T with a 50T large ring on DI2? The mechanic says yes, just the shifting would be a tad slower on front derailleur

I’m looking at buying a used Orbe Orca complete with power meters and Ultegra Di2. The front rings are 50/34. I asked if the Di2 could handle 50/30 and was told yes but the shifting would just be a ...
GregG's user avatar
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1 vote
1 answer
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Race Face 2x Spider for Boost 64/104 BCD Bolts?

I am unable to find any info on what bolts I need to install the 104 and 64 BCD chainrings onto this spider. The spider doesn't ship with bolts and I cannot find any documentation anywhere(!) https://...
heights1976's user avatar
2 votes
4 answers
288 views

Are there chainring bolts with covers for SRAM AXS Quarq powermeters for 2x that looks like SRAM's own for 1x?

When building a bike with 12s Force AXS, SRAM/Quarq powermeter, 2x with oval Rotor chainrings, I missed that the supplied bolts with covers (from SRAM/Quarq) where for 1x (i.e. too short and they ...
T0TTE's user avatar
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5 votes
2 answers
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Differences between FC-RX600-11 and FC-RX600-10?

Is there any documented difference between 10- and 11-speed GRX cranksets FC-RX600-10 and FC-RX600-11? Net search gives "closer chainring spacing", but I'm looking for a proof. Also ...
Konstantin Shemyak's user avatar
1 vote
1 answer
65 views

The Altus FC-M311 small chain ring rubs on bottom bracket

The Altus FC-M311 3 ring chain set I installed on an old Giant MTB rubs on the bottom bracket. There are bent out bits of the small ring that are just slightly smaller than the diameter of the BB and ...
Roberto's user avatar
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2 votes
1 answer
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How can I know / check if I can use KMC Z7 for my single speed bike instead of KMC S1

I have 2 spockets: front and rear. Front 52T, 110 BCD (Narrow wide tooth). Rear 18T,18T (34 mm/1.34''). This is all information which I have. The front sprocket should be fine with KMC Z7, since, it ...
Michael D's user avatar
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6 votes
3 answers
583 views

What is an alternative to Shimano FC-5700 52B Chainring?

The tooth of my outer chainring broke off so I need a replacement for it. Problem is, it's an old crankset FC 5700 and I can't find anywhere that sells the same chainring. I don't want to replace my ...
kevin's user avatar
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3 votes
0 answers
142 views

Are Campagnolo 11 speed ESP and 11 speed XPSS chainrings compatible

I need to replace some 11 speed ESP chainrings (not to be confused with EPS, their e-shifting tech). I am only finding 11 speed XPSS chainrings. Campagnolo calls XPSS: X.P.S.S.™ Extreme Performance ...
tir38's user avatar
  • 1,058
5 votes
3 answers
673 views

Updating Shimano R8000 chainset from 50/34 to 50/39

I've seen this question about making the same change (50/34 to 50/39) on a Shimano Sora chainset, but I am asking specifically about Ultegra R8000. I have a bike with Ultegra R8070 (Di2, hydraulic ...
user7761803's user avatar
8 votes
2 answers
2k views

Increasing a 32T chainring to a 36T - will it fit?

I'm considering changing up the chainring on this 2020 Specialized Turbo Levo Comp in order to slow down wear on the cassette as the rider tends to keep it in a few of the mid-high gears. What ...
Swifty's user avatar
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3 votes
2 answers
602 views

I want to change a chainring 52 R7000 to a new 52 R8000 - will it fit?

I have a worn 52-tooth Shimano R7000 (105) chainring and I would like to replace it with a R8000 (Ultegra) 52-tooth ring. I am only looking to change the large chainring. I am in Russia and therefore ...
Sad Sad's user avatar
  • 33
4 votes
2 answers
958 views

Do I need to shorten the chain if I mount a smaller large chainring?

I have bike with 2x8 compact chain ring in front 50/34. If I change the 50 to 46 do I need to cut the chain shorter? I know I will adjust the front derailleur lower, right?
Emadness's user avatar
5 votes
2 answers
736 views

12 speed sram DUB chainring compatibility

Can A 12 speed DUB 1x road crankset (Force 1) be converted to 11 speed by swapping the respective chainrings? I have an 11 speed Force 1 rear mech that I want to use for the moment, but want to use ...
M1996rg's user avatar
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4 votes
1 answer
376 views

Crankset cassette compatilibility

I'm looking to upgrade my crankset, currently a 48/34 Shimano R460, to a GRX RX600. What is not clear to me is whether the RX, which is designed to work with an 11-cogs cassette, will work fine also ...
Enrico Pascatti's user avatar
4 votes
4 answers
1k views

Triple ring front derailleur skipping middle chain ring when downshifting

I have a touring bicycle with 3 x 9 gears. The front derailleur and front shifter are Shimano Sora. Some time ago, the front derailleur started skipping the middle chain ring when downshifting from ...
Lars Høyrup Jensen's user avatar
3 votes
1 answer
612 views

Does changing a chainring on a e-bike requires a "firmware change"? (setting or update)

I noticed an interesting "contradiction" in the manual of an e-bike: on one hand it states that the frame can accomodate chainrings between 30T and 44T, but on the other hand in another ...
Rеnаud's user avatar
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3 votes
1 answer
469 views

Can a crankset have its chainrings' alignment notch not aligned by design?

I disassembled a Shimano FC-M442 crankset and reassembled it using its exploded view. Usually, chainrings have a special notch indicating their orientation that should align with each other as well as ...
olliebulle's user avatar
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1 vote
1 answer
162 views

Luna eclipse 42T chain ring and Shimano Linkglide is there a chain that fits both?

My cargo e-bike has a Luna Eclipse 42T chainring with a narrow-wide pattern. Lunacycles states the chainring will work with any 8, 9 or 10 speed chain and that an 11 or 12 speed chain will not work. I ...
K Beiske's user avatar
1 vote
2 answers
98 views

Why is my chain still sliding after replacing the front chainring?

I don't know what todo anymore. The chain is sliding from the front chain ring when I'm not actively pedaling. When I'm actively pedal, it does not slide off. The chain is not a week old, and it's the ...
Schwenk's user avatar
  • 396
1 vote
1 answer
311 views

Rear derailleur catches and springs towards front of bike when in predominately in the smallest front chainring

I have a Planet X EC-130 carbon road bike with Ultegra group set. I have the stated problem above; it mainly happens while in the smallest chainring and does it at all speeds. It sometimes goes 20 ...
Neily H 's user avatar
2 votes
1 answer
221 views

Issue with front derailleur 3x10 with a 3x7 groupset (shimano)

I have MTB bike with 3x7 speed groupset. Then I replaced the FD Shimano tourney by a Deore FD-M590-10 (with with top pull). Is it a 3x10? But the shift (Altus ST-EF50-L) can shift only the 2 (the ...
Daniel Perez's user avatar
1 vote
2 answers
144 views

Chainring compatiblity for FC6570

Hey guys I want to know which chainring can fit on Shimano FC-6750 crank arms? Ive tried to find it in a app called carousell(a place where you sell products) and I can't find any. I had to go google ...
Acuityo's user avatar
  • 177
5 votes
1 answer
524 views

Are shimano 6700 and 6703 chainrings compatible?

I want to replace the chainrings of a group set Shimano Ultegra FC-6703. Unfortunately, I can't find the external chainring anymore. Can I use an external chainring FC-6700 (two-speeds) to replace an ...
ilciavo's user avatar
  • 171
3 votes
1 answer
327 views

How to tell when 1x Sram Xsync chainring needs replacing

I have an x01 12 speed drivetrain and when I push down on my cranks to pedal it seems like theres a slight amount of play between the chainring and chain. It's in the direction of the chain movement, ...
Sean 's user avatar
  • 31
2 votes
3 answers
4k views

Which is best combination for my 34T chainring, a 11-42t or 11-51t cassette

I am a newbie enduro rider and also i love riding rough terrain uphills, my question is which set of cogs will be more efficient on my riding dicipline. 11-42t or 11-51t 11 speed cassette. Also, I am ...
larp's user avatar
  • 133
5 votes
3 answers
2k views

What's a good single chain ring size for a 7s 12-28 cassette for better hill climbing?

I have a Decathlon Triban RC100 road bike with a 7 speed 12-28 cassette and a 44t single chain ring crankset. Since I live in a city with a lot of hills and use this bike to commute and carry weight ...
carlosc88's user avatar
6 votes
2 answers
2k views

What can cause the chain to stay attached to chain-ring at bottom causing it to ride up and jam in the frame ("chainsuck")?

I'm looking for possible/likely causes of an issue with my front chain-rings on my bike. It's a 3x8 setup and the problem is worst on the smallest front chain-ring, and worse again when combining ...
kabdulla's user avatar
  • 307
4 votes
1 answer
1k views

Does the "speed" of a 1x chainring really matter?

I currently have a 1x8 setup on my bike, and am considering upgrading the cassette to an 11-speed. I've also been looking at replacement chainrings as I've seen that they also come in 8-speed, 11-...
theplanlessman's user avatar
1 vote
1 answer
186 views

Can you confirm that inner plates mate with thin teeth?

On one manufacturer's website, I see the following image of a 1x chainring. The chainring has alternating thin-thick teeth. Here the chain's outer plates sit on the narrow (thin) teeth. One another ...
Sam7919's user avatar
  • 9,246
4 votes
2 answers
1k views

Crankset replacement and compatibility

I got a new gravel bike and the crankset has only 42T which is a bit less thank ideal for a flat country like Denmark. I tried to find compatible cranksets, but I didn't find any relevant info except &...
Mircea Ispas's user avatar
3 votes
1 answer
1k views

Which replacement sprocket and chain ring should I get for a Shimano Alfine 8?

I have a Charge Mixer bike with, I believe, a Shimano Alfine Inter-8 internal hub gear system. Recently the chain started to creak so I decided to change it. I bought a KMC X9 chain as Shimano appear ...
Jamie Kitson's user avatar
6 votes
1 answer
925 views

Max difference between top and bottom chainrings

(similar question: Front Derailleur Chainring Size Tolerance) I am trying to understand the possibility of maximum difference between chainrings on road bikes. I currently have Shimano GRX 48/31 (...
Vojtěch's user avatar
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