Snapped spindle

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Drago

Legendary Member
Yes, and full of chisels.
 

silva

Über Member
Location
Belgium
Yes, and full of chisels.
Of course not - that would void the Hollow Religion Church to Cheat in Competition - its Certified Experts would Yell "A Witch! A Witch! A Witch!" and Burn him. :tongue:

View: https://www.reddit.com/r/MTB/comments/wx2a4k/groupset_advice_3x_shimano_hollowtech_replacement

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Hello all, need a little advice... TL;DR, I've had 3 separate Hollowtech failures over the past year and a half. Trying to find replacements has been tough as I have a 3x10 setup and it seems everything now is a 2 or 3x11/12. It is tough to find quality (Deore+) 3x crankset components new outside of getting lucky on eBay.

I'd rather stick with the 10 speed as nothing is wrong with the rear derailleur, cassette or shifters. I also have quite a few spare chains, as well as replacements for the smallest 3 chainrings, as those seem to be the most prone to failure and shifting issues. Also the tolerance for chain stretch for a 10 speed vs 11/12 is more reasonable for heavy usage. FWIW, I'm handy and do all work myself.

What I'm looking for is a tough crankset replacement. IDGAF about weight
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I looked up what that IDGAF stands for:
https://www.wikihow.com/Idgaf-Meaning
The abbreviation “IDGAF” stands for “I don’t give a f***.”
HaHa! :thumbsup:
 
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EckyH

It wasn't me!
I've had 3 separate Hollowtech failures over the past year and a half.
One was at the pedal threading. Had a similar failure on a Truvativ Rouleur crank, which isn't Hollowtech.

For the other two failures are just the facts available that the cranks snapped. For the record: the cranks snapped, not the spindle.

The poster wrote that he rides trails, so it may be that the cranks had hit a rock and were scratched deeply. That may be deep enough to act as a kerf. Aluminium is very sensible to kerfs, in particular under alternating loads.

Conclusion: That post on reddit doesn't contain enough information to do a proper diagnosis of the reasons for the snapped cranks. Iow it's pointless.

E.
 
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fossyant

Ride It Like You Stole It!
Location
South Manchester
TBH any trawl of the internet will find snapped cranks and axels of all types.

Even hammer and chisels
 

silva

Über Member
Location
Belgium
One was at the pedal threading. Had a similar failure on a Truvativ Rouleur crank, which isn't Hollowtech.

For the other two failures are just the facts available that the cranks snapped. For the record: the cranks snapped, not the spindle.

The poster wrote that he rides trails, so it may be that the cranks had hit a rock and were scratched deeply. That may be deep enough to act as a kerf. Aluminium is very sensible to kerfs, in particular under alternating loads.

Conclusion: That post on reddit doesn't contain enough information to do a proper diagnosis of the reasons for the snapped cranks. Iow it's pointless.

E.
It's like It Is: the post says "HollowTech failures".

It doesn't matter which part of it is responsible.
My criticism was on the Light Religion that Sacrifies Safety to win a sec a mile in a race.

The part where is sacrificed, whether that is
- the axle (hollow)
- the crank (hollow)
- less material supporting the pedal eye (also possible on square taper cranksets - see the Stronglight I had, whose pedal eyes broke out one after another).
- or any combination of above
... doesn't matter.

Taking everything into account is what makes a diagnosis proper.

That's What I,
silva
From Belgium, continent Europe, planet Earth, Solar System, Milky Way, Local Group, Universe,
says.
 
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silva

Über Member
Location
Belgium
I wonder if Silva wore a miners helmet and lamp while chiselling it out?
As said here before, the dealer that replaced the bearings of the HollowTech of my previous bike, used hammer and chisel to get the drive side out.

As Also said here before, I make my motorcycle chains on length using a hammer and a cilinder from a bearing I found in a scrap container.
I do that Outside On a Sunny Day, on a block steel where I drilled a hole in slightly larger than a chain pen.

Wearing helmet and lamp is more for people that ride on a HollowTech bike, though it would Break the Law of the Light Religion Church - they might end up being declared as A Witch! A Witch! A Witch! And Burned publicly as Statement to discourage others from considering helmet lamp or God Save Us No! - square taper. :tongue:
 
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classic33

Leg End Member
It's like It Is: the post says "HollowTech failures".

It doesn't matter which part of it is responsible.
My criticism was on the Light Religion that Sacrifies Safety to win a sec a mile in a race.

The part where is sacrificed, whether that is
- the axle (hollow)
- the crank (hollow)
- less material supporting the pedal eye (also possible on square taper cranksets - see the Stronglight I had, whose pedal eyes broke out one after another).
- or any combination of above
... doesn't matter.

Taking everything into account is what makes a diagnosis proper.

That's What I,
silva
From Belgium, continent Europe, planet Earth, Solar System, Milky Way, Local Group, Universe,
says.
You made a mistake in your address.
 
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