For anyone who wants to know what's inside an 11 speed Alfine:

And parts list here
For anyone who wants to know what's inside an 11 speed Alfine:

And parts list here
How does the oil stay in it?
I'd heard the Alfine 11 used helical gears, I can see it's not all of them now.
I wonder why they use a mixture of helical and straight cut gears like that.
Helical = quieter.
Straight = less drag.
Why mix them up in one gearbox ?
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