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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Swapping BB and crankset between bikes

I have a 2001 DeVinci Santiago road bike, which has a Shimano 105 road triple crankset and an octalink BB. I'm about to buy a 2010 Masi Speciale CX, which has a Truvativ Touro compact double and a ...
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Shimano Alfine crankset Q Factor?

Do you happen to know what the Q Factor of the Alfine Crankset is? I've looked all over the web and can't find this piece of information. I'm interested in the single chainguard 42T version, and my ...
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How should I remove this crankset?

I recently acquired a 10 year old Cube Acid MTB which I intend to refurbish and convert to an ebike. I need to remove the crankset and purchased a crank puller. It seems to be a universal size but the ...
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5 votes
2 answers
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Giant power meter left/right balance

I have a Giant TCR Advanced Pro 0 Disc 2021 which came with the Giant PowerPro power meter built into the cranks. I've seen people posting things like, "Don't take too much notice of the L/R ...
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6 votes
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215 views

How to attach a shimano crank arm power meter on a low end bike with a square taper crankset?

I have an old bike that has a cheap square taper crankset. And I would like to attach a crank arm power meter to it that will fit a Shimano crankset. Is there an adapter that can fit into the square ...
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2 votes
1 answer
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Replacement/substitute for a GRX 600/800 crankset

I'm currently building a gravel bike from (almost) scratch. Due to the lack of availability of the GRX crankset in Europe, I'm looking for a replacement part of the 2x11 GRX 600/800 crankset. So my ...
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4 votes
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468 views

Shimano pre-greased crank: where to spread the grease?

The Shimano Altus FC-M311 crank comes pre-greased with four generous drops of grease on one side of the crank's thread (the yellow circles in the image), but it's unclear where it should be used: on ...
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6 votes
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Is there empirical evidence that SRAM DUB bottom brackets have longevity issues in the BB86/92 format?

It's well-known that bottom brackets designed for a 30mm spindle and a BB86/92 press-fit bottom bracket shell (41mm internal diameter) will have reduced lifespans due to the very small bearings that ...
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Can this combination work? SHIMANO RD M5120 with a M6000 drivetrain?

I definitely dislike the new proposals made by SHIMANO, but I have found that RD M5120 can be used in 10 or 11 speeds, it would only depend on changing the chain. Well, my doubt arises due to the fact ...
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2 votes
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Crankset compatibility: Can I replace Shimano FC-M521 with FC-T4010?

I recently bought a Jamis Coda Elite (2012) second hand. I'm slowly replacing all of the drive train as most of the components are worn. According to p114 of the original product catalogue, the bike ...
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Need Help Identifying Compatible Crankset(s_)For This Spindle

Bought a bike with stripped/straight-threaded cranks, so they are useless, wanted help identifying this type of spindle so I can go online and order a new crankset.
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Wondering what type of pedal/adapter I need for these crankarms

Just bought a Rocky Mountain Dirt Jumper, not sure about the exact model because the previous owner custom-painted it. It is missing a pedal and I noticed that the crankarm wasn't threaded like a ...
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Does a ROTOR Bikes 3DF or 3D+ axle/spindle remove?

Anyone know if it's possible to remove the axle from the left non-drive side ROTOR 3DF XC3 crank arm? It has a spline, so it looks like maybe a tool would do it, but probably proprietary? Or maybe it'...
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6 votes
2 answers
382 views

Can I change my large chainring without changing the entire crank

I am running a 2x10 Deore M4100 set up on my current bike. My crankset is 36/26 T and my cassette is 11-42T. I want to make this bike faster, and I want to know if I can just replace the upper ...
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3 votes
2 answers
122 views

Remove Shimano 105 left crank arm

I'm trying to remove the left crank arm. I've previously been able to do this with a 10 mm Allen key. But as you can see, this time it's stuck. Does anybody know which tool is best for the job? I fear ...
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Bottom Bracket Axle wobbling while cycling?

The other day, I was riding up a hill and crack, something happened to my front derailleur. The chain rings now wobble back and forth on the horizontal axis as I pedal. I decided to take a look and ...
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Why does crank arm need both a bolt and teeth to be fitted to the spindle?

I think the title is self explanatory: why wouldn't either one or the other be enough? After removing the bolt, you still need a specific tool to pull off the crank arm from the spindle, because the ...
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3 votes
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Chainring spacing of cranksets universal?

My understanding is that 7/8/9/10 chainring spacing is the same. I have a Shimano Claris double/2x8-speed that I want to upgrade to a triple front, but using a 10-speed crank. I’ve acquired a Shimano ...
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2 votes
2 answers
204 views

What is the highest-level Shimano MTB series where the crankset arms aren't hollow/bonded?

I'm starting to be wary of the frequency of Shimano bonded crank arm failures and I want to stick to the highest series that still uses the solid, non-hollow crank arms.
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What's causing the clicking on my ProWheel MPX 11 crankset?

New fatbikes have a ProWheel MPX 11 crankset 1x (hollowtech ii compatible set) and I get moderate clicking from mine, oddly, to my mind, not just when under power, but with less vigorous spindle ...
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6 votes
1 answer
500 views

Will my mix-and-match drivetrain work?

I'm currently assembling a 3x9 speed commuter bike with the following groupset details: Crank: Shimano Tourney TY501 FD: Shimano Tourney TY510 RD: Shimano Altus M2000 Chain: Shimano 9 speed Sprocket: ...
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2 votes
2 answers
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installing 1x11 gearset on a 1986 Bianchi Strada

I have a 1986/7 Bianchi Strada it is a 2x5 gearset, a SuginoVP 110 crankset and shimano derailers. I want to convert it to be more like a gravel bike so change it to 1x11 or 1x9 gearset with 11-36 ...
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8 votes
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I replaced my bottom bracket and now my crank arm bottoms out on the square shaft before it can be torqued. What did I do wrong?

I just replaced my bottom bracket using another one of the exact same make and size (Sunlite 68mm x 103mm square tapered shaft cartridge). It installed smoothly and everything seemed to be going well ...
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3 votes
1 answer
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Swap out 2x RS510 with GRX 1x?

I have a 2021 Cube Cross Race Pro, currently in a factory spec 2x set up. It’s the 105 hydro group set on it with a rs510 chainset in 50/34. I want to go 1x and looking at fitting a GRX chainset. Has ...
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2 votes
1 answer
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How do I measure my crank-arms?

I am interested in getting a left-side power meter for my road bike. It has Shimano 105 components. I'm considering a 4iiii Precision left-side crank, in a 105 or Ultegra version. I looked, and don't ...
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4 votes
1 answer
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105 11-speed Crankset & Brake Caliper Compatibility w/ 2400 Claris Groupset

I have a 2016 Bianchi Via Nirone 7 with a 2400 2x8 Claris groupset. A buddy of mine is "upgrading" in stages and is letting go of his 105 components at a VERY reasonable price. Great timing ...
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5 votes
5 answers
663 views

Can 2x12 and 3x11 drivetrains have (practical) range greater than 700%?

I’ve come across 2x12 and 3x11 triple cranksets. Can these systems necessarily provide more range than 2x11 and 3x10 @ > 700%? Edit: My question is really what can practically be accomplished, with ...
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0 votes
1 answer
50 views

Stages Power Left Compatibility with Shimano Sora

On my Cube Attain Pro 2021 bike I have a Shimano Sora FC-R3000 crankset(175 mm - 50/34T). Compatible with my budget, I'm planning on investing in a Stages Power Left power meter to get wattage data ...
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3 votes
2 answers
82 views

My old BB has a little play. Is it normal? Can I still run it? for how long?

My threads from the crankset were gone, had to cut all crankarm with iron cutter in order to be able to extract the crank arm. But before that, I gave some hammer strikes to it trying to get it out. ...
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3 votes
1 answer
84 views

What Sugino crank is this?

I stumbled upon this image of a Sugino crank and it reminded me of the popular Ritchey Logic crank. Knowing that Sugino manufactured those Ritchey cranks I was wondering if Sugino also sold the same ...
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4 votes
1 answer
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SRAM GXP crank partially stuck in bottom bracket

I (unfortunately) have a SRAM Apex GXP crankset that I need to replace after less than a year of use because it's garbage. But I can't get the crankset out of the bottom bracket. I've taken the bolt ...
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4 votes
1 answer
113 views

What does the "-A" in a Shimano "FC-M171-A" crankset mean?

The FC-M171 and FC-M171-A are listed separately in Shimano's spec sheet (p73-74), but I can't see any difference between the listed specifications. Curious, as my old crankset was FC-M171 and the ...
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2 votes
1 answer
119 views

Cranksets: Altus with "wrong" chain line, or Tourney with right chain line?

I have a Specialized Sirrus Sport (2010). The Shimano Altus FC-M171 chainset is worn and needs replacing. It's 48/38/28 with 170mm cranks, and Shimano says its ideal chain line is "47.5 / 47.5+t&...
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0 votes
2 answers
81 views

How critical is the position of the shifting aids (pins) on the front chainring?

My crankset (Ritchey Logic) has a 5 arm spider design with one chainring bolt hidden behind the crank arm. When installing a large chainring I need to rotate the ring in order to install it properly. ...
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2 votes
1 answer
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Removing cranks from Trek 520

I'm trying to remove the crankarms and BB from a Trek 520. The bike is circa 2006 according to the previous owner. They are labeled "FC-5502/5505" on one of them and "FC-5505" on ...
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Can I use an apex 1 crankset with a shimano mtb casette?

I'm building a mullet 1x11 gravel bike with ultegra shifters, slx rear derailleur and 11 speed 11-46t cassette and am now looking for a oneby crankset. The bike will be used in pretty flat terrain ...
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4 votes
3 answers
921 views

Suggestions for removing a crankset from 1980s-era bike

I've removed a number of cranks from bikes built in the mid 1990s and later with my inexpensive crank-pulling tool, but I have been unable to remove the drive-side crank from a 1980s-era bicycle. The ...
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3 votes
1 answer
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Can I use 3x sti on 2x crankset?

So my friend is going to upgrade his bike and he's giving his sti for free (Shimano Sora R3030 3x9 sti). My question is if I can use it on my 2x crankset. Will my chaib fall off if I accidentally ...
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2 votes
1 answer
109 views

Shimano tourney 3x fd with 9speed cogs

I'm planning to upgrade my rear cogs and Rd with a 9 speed Sora and I want to retain my 3x setup. I already found the r3030 which is 3x9 Sora shifter. My main concern is if the Tourney 3x FD ...
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3 votes
1 answer
298 views

What crankset works with Gates Belt Drive?

I’m building a split-frame touring bike from scratch and want to use a belt-driven internal gear hub (no engine) using one of these front sprockets from Gates. Main question: What crankset still ...
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5 votes
2 answers
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How to remove crankset for SRAM S350

I have a Kona Rove 2020, which is listed as having a SRAM S350 crankset. My understanding is this is a self-extracting crankset which means the inner 8mm non-drive side bolt should be loosened/...
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1 vote
1 answer
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Any issues with trying to go 2x10 with 44/22 rings?

I figure I would need a triple derailleur for the cage height, but IDK if the ramps and pins would be sufficient for that kind of gap. The 44t chainrings are designed for 3x10. Also, there might be a ...
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1 vote
3 answers
813 views

SRAM Force eTap AXS 2x12 compatible with Shimano 11-speed crankset and Shimano rim brakes?

I wish to upgrade my bike with the "SRAM Force eTap AXS 2x12 Upgrade Set"; this set would include the derailleurs and levers. The thing is, my current Shimano Ultegra 11-speed crankset (FC-...
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2 votes
1 answer
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Crankset with one chainring and two chain guards?

I would like to custom build a crankset which would like the one I have on my ebike, but with more teeth. My current chainring is 52T, and I would like to go up to 58T. What I have is a four bolt, ...
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0 votes
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How to pick out a replacement rear derailleur

I have a Kent Nazz gravel bicycle. I am planning on making it a project bike to learn with. But I also really like the bike and how it feels. I got a Poseidon X also and I actually like the ride of ...
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0 votes
1 answer
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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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4 votes
2 answers
506 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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2 votes
1 answer
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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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1 vote
1 answer
132 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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