Originally Posted by
maartendc
Yes I have heard average speeds / times up certain famous climbs of the Grand Tours (tour de France, Giro D'Italia, etc.) have definitely gotten slower since the 90s.
Yeah, I've read this in a few places too. The drop was as much as 10%.
But, just to point out to the OP, it was the discovery of a viable EPO test and the biological passport that did this, not really fallout from Lance and steroids generally had little to do with it. In cycling, as in other endurance sports, EPO is the heavy hitter.