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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Is it possible to transplant the 5 arm spider of a Shimano XTR FC-M950 to a XT FC-M739?

The 5 arm spider of the FC-M739-5 has a BCD of 94/58mm whereas the 5 arm spider of the FC-M950-HG uses 110/74mm. Is it possible to use the XTR spider on the XT crank?
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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-MT610 12speed 30T crankset substitute

I have a Shimano FC-MT610 12speed 30T crankset and wish to go to a crankset with more teeth for flatter terrain. Shimano offers a 34T version. Is there a higher tooth crankset compatible with this BCD=...
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Can I swap in a 2x Shimano 600 FC-6400 crankset to replace a 3x RX-100 crankset?

I have a 2x Shimano 600 FC-6400 crankset. Can I just replace the 3x RX-100 crankset? Will I need a new BB? thanks in advance!
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Which crankset standard will fit in my bottom bracket?

I have a bike with a press fit bottom bracket. Unfortunately, my existing crankset has too long of a spindle, and will not fit. Measurements of note: bottom bracket shell width: 62 mm. outside ...
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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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Square taper bottom bracket noise from street riding fixed gear

I’ve been trying to eliminate crank/bb noise in several different Sugino RD2 cranksets over the years with no luck. Always a faint click, once per revolution on the crankarms. I’ve tightened ...
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155 views

Schwinn sidewinder 21 gear slipping?

If rear tire is off the ground, the wheel will spin when pedaled. When wheel is on the ground the pedals will move the chain in any gear but will not move the rear wheel. The chain is not losing ...
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512 views

Compatible crankset for my singlespeed

i am planning to replace my current crankset and BB with this: http://www.jensonusa.com/Cranksets/Race-Face-Ride-1X-Crankset?cs=Blue Would like to know if this compatible with my bike. Currently ...
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Is Shimano 36/24 double crankset possible?

I'd want to exchange my triple crankset with double. After playing with gear calculator and testing some double setups, I came to the conclusion I need 36/24 gearing. I have 10 speed drive, so I'm ...
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210 views

Sudden, loud creak from BB area

I was on my way to a meeting, pedaling along, when suddenly there was a loud creak. I stopped, visually inspected the bike, manually revolved cranks both ways, and made sure nothing was sticking into ...
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Stages FSA BB30 Power Meter on Cannondale SI BB30A Crankset

I have a Cannondale CAAD12. It has a Cannondale SI crankset. The frame's bottom bracket is BB30A. My question is, can I fit a Stages FSA BB30 Power Meter on the non drive side? My concerns: BB30A ...
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On my stationary bike the left crank is loose only at the top

When I peddle, only at the top (pedal at it highest point) does the crank seems loose. It feels like it skips a bit as I transition down. It does not wiggle from left to right but only front to back....
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Does anyone here have measurements of SRAM's direct-mount spline interface?

The makerspace I work in purchased a new metal milling unit and I want to test its software's tolerances and mill a narrow-wide chainring. I'm guessing it just consists of a circle with square ...
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Replacement crankset for Shimano SG B 52/39?

I have a very basic Specialized Allez (XL frame) street bike (pictured in my avatar) with a cheap SG B52/39 chainring needing replacement (warped and wearing out after two years of daily use). But ...
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Don't know spindle size?

I'm not quite sure what size my spindle is on my giant downhill bike. I bought it a while back and it hasn't caused any problems. I've only recently taken up making it look good. All I want is 2 ...
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157 views

Clicking noise gets better with water

So here's my latest video checking the casette, you don't have to watch it all. This is the old video when running: My question is ...