Questions about cranks, which are the pieces of metal the pedals are attached to and then, in turn, rotate the bottom bracket and chainring.

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2answers
2k views

Does anyone have experience with Bottom Bracket Tap/Facing sets?

I'm interested in recommending my boss get the workshop in which I work a bottom bracket tap and facing set. As it's quite an investment it's important to me to know what you're getting for your ...
1
vote
3answers
990 views

How do I remove a pedal from a crank with a crossed thread?

I've part stripped, and ultimately crossed the thread on my crank and can't remove my pedal now. This was done whilst riding and then trying to remove the pedal from the damaged crank. I figure the ...
5
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2answers
515 views

How to get enough leverage to remove pedals when their cranks are not attached to a bike?

I'm trying to troubleshoot a weird barely-felt click on my cruiser. The nest step of the process is to swap out the pedals and see if the problem goes away (if not, the problem is likely the bottom ...
3
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2answers
316 views

How can you tell how far apart your chainrings are?

I just replaced my cassette and my crank with one from the LBS that the guy said would work. I've had no problems with the cassette, but the crank is too wide so that my front derailleur does not ...
10
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7answers
15k views

How to remove a crank arm with stripped threads?

A friend called me up yesterday after a mis-adventure during his attempt at a bottom bracket overhaul. He stripped out the threads on the (left) crank arm while using a Park crank puller. In a pinch, ...
11
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4answers
5k views

Differences between Biopace and Rotor cranks

On mountain bikes of a certain age, "Biopace" chainrings are ubiquitous. These chainrings are (purposely) not circular. It seems that most people today agree that Biopace rings didn't live up to the ...
4
votes
1answer
431 views

What MTB 10 speed double cranksets exist with 180mm cranks?

I am looking for a a 10 speed dual crankset that has 180mm cranks. I see the SRAM cranksets only come in 170 and 175mm.
19
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1answer
367 views

Selecting the right crank length

What is the best way to determine the correct crank length for my height and more specifically my leg length?
5
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2answers
493 views

Which Phil Wood bottom brackets are compatible with Shimano XT cranks?

As far as I can tell just the Outboard BB is.
23
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13answers
59k 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. ...