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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75 views

Chain clicking when pedaling?

I just purchased a new bike from my LBS today (Giant Escape 3 Disc 2021) and decided to take it out for a ride. I rode for maybe 4 miles and it rode perfectly for nearly the entire time until I ...
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234 views

Is Shimano 11 speed crankset compatible with 7-speed cassette?

I'm upgrading an old folding bike (Dahon Speed). It currently has a 7 speed shifter and a Shimano 105 RD. However I haven't decided whether to stick to flat bar or change it to drop bar. I'm wondering ...
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Bigger outer chanring for Shimano FC-M4100-2 [duplicate]

I'm trying to find a way to put on a bigger outer chainring on my FC-M4100-2 crankset. It's 26/36T and I would like to have 26/42T. It's 96 bcd but I cannot find any rings. Any ideas? Is it even ...
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Cottered Crank Bottom Bracket

Can anyone help me identifying the bottom bracket? It had a cottered crank arm but only on one side, the other side has nothing. I have no idea how to remove the spindle. I already tried hammering it ...
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2answers
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Repainting a crankset

I have a silver/grey painted FSA tempo crankset with some scratches and fading, I wanted to know how I would go about re painting, e.g. would I need to sand back down to bare metal or just sand off ...
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63 views

Self extracting crank keeps coming loose

I have already asked a question related to this but this is different. I have a self extracting crankset that uses a 10mm Allen key to tighten and for extra info the cap like thing around it you ...
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3k views

175 FC-TY301 crank set upgrade

Im a newbie to the MTB scene, I have a trek bike that has a Shimano 175 FC-TY301 crankset. Today the pedal has come loose and flogged out one of the cranks. While I'm going, what's a good crank ...
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Shimano FCm360 28-38-48 175mm, crank can be mounted on a axis length of 118mm?

I would like to ask something. Now, i have a 28-38-48 170mm crank KRG Burchel with 118mm/68mm monobloc. Shimano FCm360 28-38-48 175mm, crank can be mounted on a axis length of this? (118mm). I have 13-...
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Campy cranks and pedals compatibility

I have a campy Super Record crank set from around the 1970’s stamped with 9/16x20F and campy pedals stamped with 9/16x20, but am met with lots of resistance when I try to install them. The cranks came ...
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Shimano FC-M131 crank arm bolt

I have a Shimano FC-M131 crank arm and I want to use a bolt for the axis. I have tried an M20 bolt but it is too loose. I have measured the inner diameter and it is 20.8mm, slightly larger than the ...
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Any Cranks/Bottom bracket that can replace syncros cranks/BB on a 2006 Santa Cruz superlight MTB?

My left syncros crank was recently backed into by a car. The cranks are 175 mm. The bottom bracket is also syncros brand, threaded, and the size is 68 x 110mm. I have a syncros triple chainring, 5 ...
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I can't find that specific part (Lasco cf-58 d-11 170) , is there any other crankset that would fit my bike?

I am trying to repair an old bike of mine to gift it to a friend. One of the pedal arms has broken off so I am looking to find a replacement part that I can swap for the old one. The model of the ...
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1answer
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What key/wrench to remove this FSA crankset?

I have never worked with bottom brackets or crank arms before. What keys do I need if I want to remove these FSA ones?
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SRAM S2200 - replacement BB30 spindle?

I'm having a hard time finding a replacement BB30 spindle for a SRAM S-2200 (X.0) crankset (originally fitted to a 2013 Specialized Enduro). I stripped the thread on the spindle, but I would like to ...
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Cannot fix pedal into crank spindle hole: what is the appropriate repair?

My pedal cannot get attached to the crank because the crank threads are worn/stripped. Based on this link, the solution appears to be to drill out the threads and insert a helicoil. I approached a ...
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How to match bottom bracket and crankset sizes?

I'm trying to buy a new bottom bracket. But I am not sure if sizes fits together. VGEBY1 Bottom bracket with CYSKY Single Speed Crankset 48tT. The bottom bracket has the following sizes; 68X118mm ...
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About crankset Shimano FC-C202

Can someone please elaborate on middle ring of this vintage crankset? In four places metal looks broken, although from photos found on internet this seems to be part of design. Roughly washed ...
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1answer
51 views

SRAM NX Eagle crankset on a Shimano bottom bracket SM-BB70

I just bought a SRAM NX Eagle crankset (DUB standard) for my bike but when it arrived I realised it doesn't fit in the bottom bracket installed on my bike (SM-BB70). Is there a way to make it work or ...
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Changed my BB and Crankset at the mechanic today, but now it sits real far out

Topic posted, can anyone tell me if this looks right? I used to run Hollowtech BBs and my mechanic changed them to this square tapered style? I don't know if they're supposed to look this exposed and ...
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How can I tell whether any crank is cold forged, hot forged or cast aluminium?

I know that cold forging allows for sleeker designs because cold forged aluminium is stronger. Are there any other giveaways that indicate a certain manufacturing process?
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Can alivio fd (m4000 or m3100) handle 44/32/22 crankset?

Bought a m3100 alivio groupset together with a fc mt210 44/32/22 crankset. Will a m3100 side swing fd or a m4000 top swing be able to handle a 44/32/22 crankset? I have read on the shimano website ...
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What tool do I need to use for this specific Crankset (picture) FSA M17 38-41 Nm from Giant TOUGHROAD SLR 2

I am having a problem with loose tightness of the Crankset (picture) and have no clue what type of tools do I need to deal with the problem. Any advice including the steps how to tighten it ...
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1answer
336 views

What is the maximum cassette teeth for my mt210 3x9 crankset (44/32/22)

I'm currently assembling a bike. I bought a Shimano mt210 3x9 (44/32/22) crankset. I'm wondering what maximum teeth cassette should I buy that will be suitable and compatible with this crankset? Also ...
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1answer
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Chainline issues

When my 10 year old chain snapped, I realized that I needed to replace my rear cassette and crank, due to wear. Noted for the future! I ordered a 9 speed cassette from Shimano (same brand and number ...
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24" MTB Crankset Truvativ E300 3.0, 42/32/22 Right arm replacement?

I just got a Marin 24" MtB the right crank arm is about 1/2 stripped from the pedal not being fully tightened before riding. I tried doing an internet search and I only see left crank arms. is ...
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How to find replacement crank arm?

recently the crank arms on my Nishiki Colorado Comp 27.5 bike failed. I must’ve struck an obstacle with my pedals during my ride yesterday, because on the way home I noticed the right pedal was bent ...
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1answer
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Crank Sugino Impel peeled off

I have Sugino Impel Crank that little bit peeled off (like white spot and Gray Spot). Can I fix this issue with wet sanding using sand paper? I already search little bit, but still Im not sure it will ...
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1answer
108 views

SRAM dub crank chainline

Any SRAM experts out there? Zero experience with SRAM dub. Used Hollowtech for years before... Ordered SRAM GX dub crankset. Advertised specifically for 49mm chainline. Arrived pre-assembled with a ...
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1answer
261 views

SM-BB51 Replacment

I have an oldish bike around 8 years old. My bottom bracket has started to make a clunking/clicking sound. It currently has a SM-BB51 fitted. I'm unable to find a exact replacement in stock. I'm ...
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What model is this Stronglight crankset?

This Stronglight triple crank is stamped G4 at the pedal end, and (less clearly) 44B at the BB end. I need to find a corresponding left crank to go with the right one that I have. Even if I can't find ...
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Wondering if this crankset from 1990 is still safe to use

so I bought a used bike from 1990 and it came with a FC-M550 Deore crankset, but I'm not sure how safe it is to use in its current condition since there seem to be some small hairline cracks around ...
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1answer
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What additional material do i need for the installation of my powermeter?

I bought the following powermeter: https://www.mantel.com/de/4iiii-precision-105-r7000-left and shortly after i had to Switch bikes. I (will) have the following bikes: Bike1 (current bike): https://...
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Clicking Left Pedal on Bowflex C6

I have a one month old Bowflex C6 spin bike. I am having a problem where the left pedal (SPD one side and toe cage on the other) clicks a lot when I am riding. I have verified that the crank arm is ...
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5answers
131 views

Can I add a triple crank to my old signet centurion road bike?

I have an old signet centurion 12 speed road bike. The bike is in very good shape. I'm older now and want to start riding again without buying a new bike. I would like to add lower gears to deal ...
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Did I choose the right bottom bracket?

This is my bicycle. I mounted a new Thompson 124mm bottom bracket (the narrowest of this kind I could find) and a new single-ring sqaure-tapered crankset. When set as in the pictures, there is a ...
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2answers
282 views

How to change chainrings on this Tiagra crankset?

I want to switch to 46/30 but don't know how to begin. The crankset is Shimano Tiagra FC-4700, 50x34T, 170mm
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Do I need a crank arm fixing bolt?

My crank arm fell off, and I lost the fixing bolt. I had the crank arm reattached, and my friend tensioned the arm using the bolt temporarily removed from another bike, and since returned. Do I need ...
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Choice of Crankset

I recently bought a Specialized Sirrus 3.0 and it came with a Shimano MT-210-2 crankset and a rear Shimano Sora 9 speed 11-34T. The left crank arm fell off twice, stranding me while riding, so I asked ...
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Do you automatically have to replace your chainrings once your chain reaches 1 % chain wear?

My chain was badly worn. 1.0+ % wear. There is no visible shark toothing or extreme spacing on chainrings. Is there a chance I can get away with not replacing the chainrings, or does the amount of ...
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Options for a super-compact crankset for touring (replacing Shimano 105 crankset)

I plan to use my new Canyon Endurace AL (11-34, 52/36) for some touring and I'd like some slightly more pleasant gears as I'll be carrying some weight (I have a tailfin rack I'm using with it) up some ...
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FSA crank + BB combination too tight

I have a bike here fitted by OEM with: FSA Omega Adventure MegaExo crank FSA BB-4000 No maintenance or mods done around BB area on this bike. If you are curious it is Pinnacle Neon 5 2019-version. ...
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2answers
4k views

How to remove a stuck SRAM AXS (Dub) crankset

I wanted to remove my relatively new SRAM RED eTap AXS crankset from my bike and I'm having problems trying to loosen (meaning: being unable to) the main 8mm hex bolt on the drive side, the step shown ...
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108 views

How do I know when to change my crank bearings?

My crank makes a bang when I pedal hard or up hill and don't know what makes the noise
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Mixing GRX crankset with Deore groupset on 2021 Trek Dual Sport 4

I'm riding 2021 Trek Dual Sport 4. It has almost full Deore groupset, except crankset. Here is the full spec list: Shifter: Shimano Deore M5100, 11 speed Rear derailleur: Shimano Deore M5100, long ...
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1x12 Crankset to my 9speed cassette/chainring

good day maam/sir, i would like to ask for some ideas if i can use the new Deore XT Crankset 1x12 (36t) to my 9 Speedchain + 9 speed cassette? If not, how about 10 speed chains + 11-42 10 speed ...
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2answers
134 views

Power meter upgrade on 2015 Surly Long Haul Trucker

I have a 2015 Surly Long Haul Trucker with a Andel RSC6 crank and Shimano UN-55 bottom bracket. Is there a crankset I could replace that with that would be compatible with a single side power meter?
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Are there smaller chain rings available for Shimano Tiagra Triple?

I have a Shimano Tiagra Triple 30/39/50 and I want to find out what is compatible in terms of smaller chainrings for touring. Ideally, I’d like to be able to go down to a 26 or even a 24 for the ...
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384 views

FSA Tempo crankset is not compatible with FSA Vero

I just purchased a new FSA Tempo Adventure JIS crankset - 46/30 to replace the FSA Vero Compact 50/34 JIS crankset on my 2018 Cannondale Synapse Sora 9 speed as I need lower gearing. Both are shown as ...
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280 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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Crankset compatibility: Specialized Stout XC vs. SRAM GX 1000 GXP

I need to replace the crankset on my Specialized Rockhopper 29 Expert (year 2017) due to damage. I would prefer not to replace the BB to minimize the cost/effort. The original crankset is described by ...

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