Questions tagged [crankset]

The crankset is the combination of components that convert motion from the rider's leg movements into rotational motion to drive the chain and propel the bike. The crankset includes one or more chainrings (sprockets) and the two cranks, or arms, to which the pedals are attached.

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1answer
87 views

Can't remove crank on Raleigh Equipe

I'm really struggling to get the crank off my bike. I got a crank puller from ebay but haven't been able to get it to work. Have I got the wrong crank puller or am I not using enough force? If it's ...
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Dura-Ace R9100 Bottom Bracket With A Dura-Ace FC-7900 Crankset?

I have just purchased a Dura-Ace FC-7900 crankset and I am trying to find a good, readily available bottom bracket to pair with it. With Shimano's Hollowtech II and Octalink II technologies, will the ...
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Cannondale Topstone Tiagra Upgrades - Musts, Must Nots, and MustArd

It's been a while since I last rode a bike but having bought a Cannondale Topstone Tiagra only a few days ago and finding the hidden streets and valleys of a town in which I've lived for many years I'...
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Upgrading crankset to 48 tooth

I need to change my crankset and bottom bracket, is is possible to upgrade to 48 tooth from the stock 42? The front derailleur is shimano Alivo and has a clamp. It could be moved up to a higher ...
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Installation of round bike cadence sensor - in the end of crank screw?

I got a "LIVALL® P1 Smart Bicycle/Bike Nano Cadence Sensor", round and flat which appears to have a screw in for the end of the crank. However on all the bicycles I see there is the hexagonal screw ...
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576 views

Mountain bike crank hits derailleur cable

Just bought my first bike and it was put together by the store. I was wondering if this little cable/wire is okay, it's hitting my pedal every time I’m riding. It doesn’t really bother me, but I don’t ...
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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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What different standards exist for crank bolts into modern bottom brackets?

I bought a SunRace bottom bracket (BBS18). It didn't come with crank bolts, but since all the other crank bolts and bottom bracket I've used have been compatible with each other, including with other ...
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82 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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Crank removal tool broke. Before I buy another, what did I do wrong?

In my (first) attempt to remove the crank arms from a bike, I broke the crank puller (Super B TB-6485). I applied more force than I was comfortable with, thinking the threads had perhaps rusted over ...
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How to install a Hollowtech II crankset if it does not fit the top hat?

In threaded 2-part bottom brackets there is a plastic top hat/bearing insert/dust cover that goes between the BB's bearing and the spindle, so that they fit tightly and the spindle does not wobble. ...
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Lowering gears and changing crank length on 1994 Bridgestone MB-5

There are a few things going on here with my relationship to my free barn-find 1994 Bridgestone MB-5... centered around my height and the interplay between my physical capacity and the geography in ...
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Shorter crankset on road bike

I’ve been wondering what are the pros and cons of having a shorter crankset. I’m looking into changing my crank length to a 165mm. I currently have a Shimano FC-RS510 172.5mm upgrading to Shimano ...
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Replacing Shimano FC175 TY301 crankset

Is the Shimano FC 175 TY301 crankset still available. If not, how do I choose a good replacement without changing anything else?
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On my Shimano FC-6800 right crank arm, is that a QR code imprinted on it?

On my Shimano FC-6800 right crank arm, is that a QR code imprinted on it? How is it used? When I scan it I get this: 68R4NL097388
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1answer
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Slight wobble/“drift” in chain due to crankset?

A few months ago I replaced the bottom bracket on my 2002 Fuji Finest. After reassembly I noticed the chain "wobbles" slightly when pedaling. You can see in this video the chain drifts toward the ...
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1answer
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Shimano 105 FC-5501 chainrings replacement

I have road bike with old 105 5500 2x9 groupset. My crankset chainrings worn out from wear and need to be changed. My crankset is 105 FC-5501 52/39 Octalink 130 BCD. I looked for 5500 series ...
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47 views

Raleigh Montage mountain bike crank question

Will a modern Shimano crank set be compatible to replace an oval tech Shimano set from the 1980’s. It’s for a Raleigh Montage Mountain Bike.
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Looking to upgrade Sora 9-speed to Tiagra 10-speed 52/36t

I have a Specialized Secteur with a Sora 3x 9-speed crankset and drivechain and am looking to upgrade to the Tiagra 2x 10-speed crankset 52/36t (as I need a bigger top gear and never use my smallest ...
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Changing a crankset on a Specialized sirrus step through

I have an issue with pedals to crankset connection on a 1 month old Specialized Sirrus Step Through. Probably connection was done wrongly and they are just falling out of the connection holes. Looks ...
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What power meter would work on my bike?

I have a 2015 bike with a Shimano 105 group set the cranks are 172.5mm and behind the crank is says the following. I’m relatively new to cycling and want a power meter please help cheers
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159 views

Are there any non-Shimano Hollowtech II compatible cranksets?

My power meter is Hollowtech II and I need to replace the crankset. So I’m looking at Shimano cranksets. Were there ever, or are there now, any Hollowtech II compatible cranksets made by any other ...
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Crankset identification

Does anyone know, which exact crankset is pictured below? It came shipped with a Bike Friday NWT (New World Tourist)
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Why have my crank arms started corroding?

I have a set of Rotor 3D cranks and I've just noticed that the non-drive-side crank arm is corroding at the end and around the pedal bore, beneath the surface finish. The drive-side arm is fine. I ...
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3answers
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Crankset and arm fitting issue

I have 2008 Specialized Rockhopper Comp. I bent my crank arm but can't find the same model online which is a Shimano FC-442/443 crank arm. If I wanted to replace my crankset what could fit onto my ...
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Single speed chain alignment

I have a seasoned 26" Dirt Jump bike where the time has come to replace the bottom bracket. The bike currently has Profile BMX cranks, with a single speed rear wheel (not an MTB freehub). Current BB ...
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134 views

How do I move my chainring without moving my crank arm?

I recently did a 1x10 conversion on my mountain bike. I replaced almost everything on my drive train except for my crankset. The single chainring (104 BCD, 34T) fits onto my drive-side crank arm in ...
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Can I put a SRAM X-Sync chainring on a vintage Shimano 600 crank? Both are 130mm BCD

Can someone confirm that this SRAM "hidden bolt" thing does not create a problem with using a SRAM Force 1 X-Sync chainring (model: 11.6218.020.000) on a non SRAM crank? FWIW it's going on a Shimano ...
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Achieving Correct Beltline for Gates Carbon Drive

I’m building up a Soma Wolverine with a Gates Carbon Drive and Alfine 11 internal gear hub. The Gates literature indicates that the beltline should be 43.7 mm +/- 1mm. I am trying to use an old ...
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Tiagra ST-4720 on Trek 920 Disc (2016): front derailleur problems

I've upgraded my Trek 920 Disc (2016) bike with Shimano Tiagra ST-4720 Dual Control Levers. At the same time I've also replaced the disc brake calipers (Shimano BR-MT420) and the rear (Shimano ...
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1answer
56 views

How to figure out the BCD my chainring has

I have a 2017 Diamondback Line. My chain has come off a few times and this post says get this chainring. I wanted to confirm my bike requires a 104 mm bolt pattern but don't know how to do that; the ...
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Shimano TOURNEY FC-TY301 crank arm material

I have spent ~30 minutes searching for a clue, maybe I'm getting old and dull... Are the FC-TY301 crank arms made of steel or aluminium alloy?
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Does the front derailleur limit chain ring size?

Does the front derailleur have limits to which size chain rings can be used? I have a groovy old 1988 Schwinn Prelude and for the most part it does just what I need. However there are some steep ...
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Need to choose crankset for 135mm rear hub of MTB

I replaced older 8 speed cassette on my Cannondale Trail with new Shimano Deore M6000 10 speed cassette (11-42). But since the axle spacing is of older type, want to get a matching crankset (2x ...
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1answer
65 views

Proper crank arm spacing?

Is there a proper way to space crank arms in relation to the bottom bracket? Ive noticed most builds are generally +10mm on the right side in relation to the bottom bracket, but i feel like maybe they ...
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2answers
199 views

Changing cranks from Praxis to Ultegra (BB advice)

I purchased a Specialized Roubaix Comp 2018 last year, I was not intending to purchase this bike but Evans had a 40% off sale and the deal was too outrageous to pass. I was originally looking at bikes ...
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246 views

Why front derailleur is rubbing crank arm?

Last week I realized that when I am on the big ring, crank arm touches front derailleur slightly. If I try to fix that with limit screw, then chain does the same (if I am on rear smallest gear). So it ...
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Need help finding compatible bottom bracket and crank set for track bike

My bike is this: https://www.santafixie.co.uk/derail-black-fixed-bike.html The BB measurements on the link are CH55 BSA 68/107. I know literally bare minimum about bottom brackets and crank sets. I ...
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Need new crankset for a 15+ year old bike [chain slipping on gears]

Just discovered this site. My uncle gave me his old bike. The chain has been slipping and today we replaced the chain (previous was worn and stretched, the rear casette (to a used but less-worn one), ...
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1answer
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Help me fix play in Gossamer cranks

I just bought a used bike for cheap. The crank/pedals feel loose and wiggle a bit from side. I notice there's a hole straight through the crank where I feel like some part is missing, perhaps some ...
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Drivetrain changed - new cranks further from bottom bracket

On the weekend I did an overdue drivetrain change. Everything went fine and runs rather smoothly, but I had to adjust the front derailleur a lot. It seems like the new cranks are about 5 mm further ...
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1answer
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Praxis Works M30 crankset to FSA BB30 fitted in a BB386EVO shell

I have a BB386EVO frame shell and a FSA PF BB30 fitted into it. All good with this Now, I have a Praxis Works M30 crankset that I want to use but I haven't been able to install. The axle seems too ...
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Are all chainring compatible with all chain?

I want to change my drivetrain on my bike and i found everything except the chainring. So I was wondering if I could choose any chainring. Thank for yours response.
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Lost left crank arm crank end cap

What parts do I need to put this back together? I've lost some pieces going for a ride but I'm not sure what exactly. I think I'm missing the end cap to the crank and maybe a spacer. I was heading ...
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1answer
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Change chainring on Canyon Inflite CF SL7

Currently bike has a 40T SRAM quarq crankset (direct mount) Is it possible if I install a different brand's crank, since I need to install 48T chainring which I'm not able to find.
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Road chainring rubbing on frame

Problem My chainring is rubbing on the right, rear chainstay when I attempted to install my crankset. Frame: Trek 520 Disc (54 cm) Crankset: Shimano 105 FC-R7000 (52/36, 170mm) Bottom Bracket: ...
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567 views

Shimano GRX (or similar) and a flat bar - possible?

I've got an old MTB hardtail GT Avalanche 1.0. Now it has SRAM X7 (3x10) crankset (but used in 1x10 setup with a nw chainring). This bike is my commuting and "road" bike. With 36t chainring on the ...
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319 views

Wilier oversize bottom bracket bearing cups for Shimano crank

My bike frame is a Wilier Imperiale with Campagnolo crankset. I am changing the crank to a Shimano 6800. The bottom bracket does not fit to the Shimano one. It is old version WILIER OVERSIZE BOTTOM ...
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209 views

Steel vintage bike restoration and modification, troubleshooting help

I acquired a vintage 10 speed Healing Commuter made in New Zealand, rode it everyday and treated it pretty poorly. No regular maintenance, chained it on the street come rain or shine. Having grown ...
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Bottom bracket length and chainline

I'm considering to replace my bottom bracket. My current one is a cheap 68x115mm squared. As I'm obsessed by bike weight, there is a titanium product I'd really love to install. However, the closest ...

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