What Gears do Pros Use?
Question: What gears are they pushing? They look like they’re flying. —Jack G. Pros often use a 55×11-tooth high gear for time trials. On flat or rolling stages they might have 53/39T chainrings with an 11-21T cassette. In moderate mountains they switch to a large cog of 23T or 25T. These days, they’ve joined the big-gear…
