Caporegime
Of course if you're going to be a pedant there is mental pressure in all sports, but I don't beleive getting on a bike and racing out over weeks where results can ebb and flow is the same as having to nail your "once in a 4 year thow / jump / run etc type pressure on the day.
Next you will be saying it was easier for him as he had a team and other riders to carry him along most of the race