Gears in the drivetrain of a bike.

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14
votes
3answers
1k views

Should I clean the grease off the gears?

I usually keep my chain well lubricated. However, my gears are usually greasy. Should I be cleaning the gears or are they supposed to be greasy?
28
votes
5answers
6k views

Perfectly setting up gears - how?

Every time I have my bike serviced, the bike shop sets up the gears on a stand in their workshop. The gears change perfectly on the stand, but when the bike is on the road, the rear derailleur doesn't ...