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
81 views

Changing the entire chain gear mechanism

I have a Lapierre shaper 100. I am looking to change my entire chain mechanism as some of these parts need to be changed. I have selected my components, and I am hoping you can tell me if these ...
2
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1answer
184 views

Can I use a SRAM X0 Crank with Shimano XT chain rings?

I have a SRAM X0 crank on my MTB, and I want to buy some Shimano XT chain rings from a mate. Will they fit? Or is the BCD, Spider shapre, bolt size etc incompatible. All are 10 speed.
3
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2answers
222 views

Converting triple crank to single or double

I got triple crank (44-32-22) and 3x9 speed drivetrain. What will I need and is it possible to remove some of the chainrings and convert the crank to single or double? Will I need new parts or ...
2
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2answers
256 views

Bike feels like it is getting stuck when I start pedaling or increase pressure as I go up hills

My bike feels like it is getting stuck when I start pedaling or increase pressure as I go up hills. Of course, I checked to see if the brakes were rubbing but they are completely free of the wheel. ...
3
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3answers
127 views

What can I do to stop my front dérailleur rubbing against the crank arm?

I recently changed the crankset of my Cannondale Synapse 5 from the stock FSA Gosssamer crankset to a Rotor 3D24 crankset with power2max power meter. This was a bit of an iffy modification to make - ...
6
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3answers
3k views

Combining Shimano RS500 crankset with Stages Shimano 105 5800

I've been thinking about getting a power meter for a while now. I finally decided I would get one, but now I realise that Stages only starts at the Shimano 105 level. I currently have a Shimano RS500 ...
2
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2answers
320 views

Replacing crankset on early-'70s Motobecane 10-speed

I need a replacement crankset for my Motobecane Nomade 10-speed road bike (early '70s model), but am not quite sure what I even have at the moment and, once I know what I can use to replace it with, I ...
3
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1answer
257 views

Will this power2max power meter be compatible with Cannondale Synapse?

I have a 2015 Cannondale Synapse - specifically, this one: http://www.swiftcycles.co.uk/334/products/2015-cannondale-synapse-carbon-105-6-road-bike.aspx. I would like to add a power meter, and ...
2
votes
1answer
125 views

Changing Crankset on a bicycle

I have a fixed gear BTwin My Bike White. I need to upgrade but the resale value is too low for it. So I was thinking of adding gears to it which might click the real deal for me. Can I convert it ...
1
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2answers
384 views

How to change 2x11 to 3x11 on mtb

Hey I was wondering how you would change a chainset from 2x11 to 3x11 on a Carrera Fury (SRAM components) Thanks
0
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1answer
652 views

Right crank (Drive side) on the left?

So, I wonder what happen if I replace my left crank with another right crank (either Square tapered or ISIS splined wouldn't matter). What is the disadvantages apart from: 1) the pedal thread ...
12
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4answers
859 views

Why use multiple materials on chainrings?

Why is it that on a typical mid-level road triple crankset, the outer rings (larger rings) will be aluminum, while the inner ring (small ring) is chro-mo? It seems to me that if aluminium was good ...
1
vote
1answer
169 views

BCD consideraton, does it matter?

I currently have a Shimano 5700 10 speed double 53-39 t crankset with BCD of 130 mm (http://www.chainreactioncycles.com/shimano-105-5700-double-10sp-chainset/rp-prod50439?gs=1&gclid=Cj0KEQiA-...
4
votes
3answers
237 views

Could I use a 30 tooth chainring with my current crankset?

a few months back I installed a 34 tooth narrow-wide chainring in my Santa Cruz Bronson. I decided to install the 34 tooth chainring, basically, because I couldn't fit any other smaller chainring ...
1
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1answer
78 views

Shimano 7400 crankset

Can I use shimano 6700 chain rings on my shimano 7400 crank set? I am upgrading the drive train and would like to keep the crank if possible.
4
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1answer
153 views

Are pedal washers necessary on a carbon crankset?

I'm wondering if pedal washers are necessary, or even recommended, when riding with a carbon crank, in order to avoid damage to one's crank arms? The main reason I ask is because I prefer to ride ...
2
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4answers
169 views

Sound when pedalling

I have got a new mountain bike(hardtail wtih powerspline bb) and it is on 100 kms. When I push the pedals I hear little sound from the left side. It is only from the left and I think it can be the ...
3
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1answer
436 views

Upgrading crankset on mountain bike - what are my options

I have a cheap old rockrider 5.0 mountain bike also known under the btwin brand. Bit by bit I'm trying to improve it's performance as a road commuter bike. So far I've changed the rear wheel to a ...
3
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2answers
483 views

Can pedals not fit the crankset?

I just ordered and received my bike with FSA Tempo CK-200 crankset and Shimano Saint MX80 pedals (really good deal). Just received and it seems that they do not fit with crankset! The spindle on ...
2
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1answer
299 views

Is it possible to change a Shimano FC131 crankset's chainrings?

I'm going to buy a bike wtih this crank, but I want to change the bigger ring. This is one of the lower end shimano cranks -- so I am worrying that the chainrings may not be replaceable. Thanks ...
1
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1answer
112 views

What kind of crankset to get for this bike?

I have a Schwinn Volare 1300, bought from here. So the pedal on my crank arm came off today, when I tried to screw it back on I noticed that the hole where the screw goes has become smooth and does ...
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2answers
1k views

Can I mix a SRAM Crankset with everything else Shimano? (Derailleurs, Cassette etc) [closed]

I was wondering if I could swap a Shimano crankset with a SRAM crankset without any problems I also know about different BBs like Octalink and chainring size differences
2
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2answers
98 views

How do I know when to replace/maintain the crank?

What are the warning signs that a crank (not the chainwheel etc, but the crank itself) is worn out and needs to be changed, or removed and cleaned? I have never changed mine in 5 years or so, because ...
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10answers
57k views

Why does my bike make a noise when I pedal hard?

When I pedal forcing a little with my right leg, the bike makes a noise that I don't know how to describe. I'll try to do it. It's like: a short "ting" a tiny bell if a small rock hits the down tube ...
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3answers
252 views

High-end components [closed]

I'm wondering if anyone knows of any high-end components that are like Paul components. Not the pro-peloton stuff like SRAM and Shimano, but the, dare I say hipster components. I'm looking for ...
2
votes
1answer
92 views

Cannondale Trail SL 3 component upgrades

I have a 2013 cannondale trail SL 3 and some parts have been worn and look beat up so I'm planning to replace them. I was wondering if I can use a 10-speed rear derailleur on a 9 speed cassette and ...
3
votes
3answers
114 views

Crank axle cracked on 1972 Centurion, looking for guidance on how to replace

As I said, I have a 1972 Centurion. Today while riding I hit a pothole as I was coming down on my left pedal. I immediately felt like my pedal was moving around in ways it shouldn't. Stopping to look, ...
3
votes
1answer
70 views

Can I replace the crank on a Raleigh m20 with one from a Schwinn Ranger?

I have a Raleigh m20 mountain bike with a messed up crankset. The only other crankset I have is from a Schwinn Ranger. The two cranksets look like they are the same size. Is it possible to install ...
0
votes
1answer
59 views

Pedals not turning together

I have just tried to tighten up the nuts at the end of my crank but for some reason the pedals dont work in unison and now the left and right pedals are at a 90 degress angle instead of 180 and im not ...
2
votes
1answer
182 views

Can I swap out an Ultegra 6750 crankset with a 6700?

I want to have the ability to change chainsets depending on terrain. I currently have the compact Ultegra 6750 chainset and am after a 6700 53/39 for the flats and races etc. Are the axels the same ...
27
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13answers
119k views

Creaking from cranks/spindle. How to fix?

Recently the cranks on my bike started to creak. I checked with my usual "bike-bible" Park Tool. They recommended dis-assemble, lubricate, re-assemble. So I did that. Remove cranks. Remove spindle. ...
4
votes
2answers
65 views

What direction are the threads on Ultra Torque bearing cups?

I need to remove the bottom bracket bearing cups from my 2010 Athena groupset. Do they both unscrew anti-clockwise, or is one side different (and which one)?
1
vote
1answer
326 views

Putting Shimano SORA STI Shifters on Touring Bike w/Deore Derailure

So I just bought the 2015 Fuji Touring Bike and it came with bar-end shifters. I do a lot of city riding so having STI "Brifters" is really convenient in hilly city traffic. The problem is my Fuji ...
3
votes
3answers
8k views

How to fix a stripped pedal crank

The threads on my bike's pedal crank just became fully stripped and the pedal fell off, though the pedal itself is fine. Is there any way I can fix this without fully replacing the pedal crank?
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2answers
575 views

what is the biggest chainring I can put on my mountain bike?

I am going to do a 'gravel grind' ride with lots of elevation gain and want to be able to keep up with the cyclocross bike riders. From what I understand they have 46/36 chainrings. My mountain bike ...
1
vote
1answer
66 views

Shimano XT with Campag Centaur crank?

I would like to use a Shimano XT group for my flat-bar disc-brake touring bike, but the XT crankset doesn't suit my touring needs very well. I would prefer having a 50/34 crank instead of the XT's 38/...
6
votes
2answers
264 views

Carbon crank with loose pedal thread

I have a FSA Carbon crank where the thread/bolt for my pedal has become lose and wobbles. In all fairness the crank has has 20,000KM on it. Can it be repaired, can I replace just the crank, or do I ...
2
votes
1answer
62 views

When pedaling forward my bike suddenly disingages and goes limp

My Ridgeback Velocity bicycle suddenly disengages and goes limp and loose when pedalling forward, similar as if I'm pedalling backwards.
1
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2answers
124 views

Chain rubbing on new derailleur and crankset

My bicycle is a Rockrider 520. I have replaced my front derailleur with Shimano Acera FD-M390 and my crankset with Shimano Acera FC-M391. But chain is rubbing inside of FD even when FD cable is not ...
1
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2answers
2k views

Crank is slipping freely occassionally when pedaling; occasional “clonk” sound

Crank is slipping freely occassionally when pedaling; occasional "clonk" sound-not sure where sound is coming from-crank is tight, no movement or looseness
1
vote
1answer
82 views

How do you remove the sprocket from an eighthinch splined BMX style crankset?

I have the EighthInch Freestyle Splined Crankset. These are very similar to profile bmx cranksets. I purchased a larger sprocket to use with the crankset. I've used a crank puller to remove the drive ...
6
votes
4answers
2k views

Campagnolo 11 speed crank with 10 speed running gear

I currently have an older 10 speed Campagnolo Record group set with 52/39 cranks. I would like to get a compact group set. I can't get an equivalent 10 speed compact cranks now but I can get an 11 ...
1
vote
1answer
110 views

Pedal thread gone SRAM 150/100 chainset - what can be done?

I recently bought an Eastway FB3.0 road bike (http://www.wiggle.co.uk/eastway-fb30-2014/) for commuting and the pedal thread has gone on the right hand pedal. Am I right in thinking the only solution ...
0
votes
1answer
72 views

pedal crank moves and tries to slip off the axle

I changed the bottom-bracket in my mountain bike two years ago, the problem was that the bolt on the crank on the non-drive side was continuously getting loose, to the point that I had to stop and ...
15
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4answers
18k views

Do Pros use compact cranksets?

Do pro riders use compact cranksets for hilly races? I'm trying to determine if switching to a compact double will mean I don't have the top end speed to be competitive in higher levels of racing (I'm ...
0
votes
2answers
48 views

Replace a double ultegra crankset for a triple ultegra crankset. Is that possible?

I would like to exchange a triple Ultegra crankset on one road bicycle to another bicycle with a double Ultegra crankset. Is that possible?
1
vote
1answer
401 views

46/30 from a 53/39

I'm considering making the above change in crank sets primarily because 53/39 is really hard on the hills here. I have 11-28 at the back. I don't see a downside to this since it seems like I will ...
3
votes
3answers
206 views

Larger sproket on a single speed crankset?

I recently bought an urban bike that comes with a single gear crankset with a 42 tooth sprocket and an 8 speed rear with 12-36 teeth. I would like to swap out the front sprocket to a larger one to ...
2
votes
1answer
112 views

Crank sliding horizontally through the bottom bracket

Was out biking today when I noticed the pedals were moving side to side, with the pedal arm almost coming off the left side. As I was investigating the washer with "LH fsa AL" actually came off in my ...
5
votes
1answer
119 views

Is it possible to change the lengths of bike cranks? [duplicate]

ive had debilitating arthritis since I was five and whilst I was younger I enjoyed riding a bike. Unfortunately due to degradation of my hip and lower back joints I am unable to use bikes with long ...