I wrote recently about rebuilding a bike for my sister-in-law, and how it made me realize how clean and straightforward many elements of modern bike maintenance are, with the obvious exceptions of hydraulics, electronics, and suspension. There are certainly bits I miss however, and one of them is the satisfaction of overhauling a set of cup and cone hubs. This got me thinking about the XTR M9100s on my Yeti SB150 and doing a teardown article with (surprise!) the incomparable Jeff Bryson of Wheelthing here in North Van.

This is an area I have experience with, but Jeff is the sort of mechanic who has travelled on theEWS circuit and wrenched for the Canadian team at World Championships. On top of that, I can take photos while he reveals the many tricks up his sleeves.

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