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2 votes
1 answer
98 views

Cranks shift from side-to-side in new (second hand) bike

Just bought a new bike (second hand) and I've noticed that the cranks or perhaps the bottom bracket slides from side-to-side, almost as if the bottom bracket isn't long enough for the bottom bracket ...
Ashton O'Connell's user avatar
6 votes
2 answers
277 views

Crankset repeatedly degrades even after bearings and brackets replaced 3 times - what's wrong?

I'm repeating words that the bike shop told me or from a google search. This bike seems to be defective since purchase. It's a Schwinn Men's GTX3 Hybrid with 700c wheels. Within a few weeks the pedals ...
Jack's user avatar
  • 61
6 votes
2 answers
2k views

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 ...
Will Vousden's user avatar
  • 4,021
6 votes
3 answers
2k views

Wilier oversize bottom bracket bearing cups for Shimano crank

My bike frame is a Wilier Imperiale with Campagnolo crankset. I am changing the crank to a Shimano 6800. The bottom bracket does not fit to the Shimano one. It is old version WILIER OVERSIZE BOTTOM ...
Yang's user avatar
  • 61
3 votes
1 answer
314 views

Self extracting crank preload

This question got me wondering about self-extracting cranks: What bottom brackets are compatible with Miche Evo Max cranksets (self-extracting type)? Where I've seen them on cartridge bottom brackets,...
Swifty's user avatar
  • 12.9k
2 votes
2 answers
25k views

Stationary bike "clicks" when pedaling - crank axle is moving sideways. How can I fix this?

I've got this stationary bike, a York C202, which has developed a problem - namely it "clicks" when pedaling. This is highly annoying, as there's nothing I seem to be able to do about it. I diagnosed ...
Marcin B's user avatar