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SAINT-GIRONS, FRANCE - JULY 14: A member of the UCI checks bicycles for motors during stage 13 of the 2017 Le Tour de France, a 101km stage from Saint-Girons to Foix. on July 14, 2017 in Saint-Girons, France. (Photo by Chris Graythen/Getty Images)

SAINT-GIRONS, FRANCE - JULY 14:  A member of the UCI checks bicycles for motors during stage 13 of the 2017 Le Tour de France, a 101km stage from Saint-Girons to Foix. on July 14, 2017 in Saint-Girons, France.  (Photo by Chris Graythen/Getty Images)