average mph tour de france
The fastest massed-start stage was in 1999 from Laval to Blois (194.5 km), won by Mario Cipollini at 50.4 km/h. The fastest time-trial is Rohan Dennis' stage 1 of the 2015 Tour de France in Utrecht, won at an average of 55.446 km/h (34.5 mph). The fastest stage win was by the 2013 Orica GreenEDGE team in a team time-trial. It completed the 25 km time-trial at 57.7 km/h.