A high mountain pass at 1,533m/5,000 feet above sea level, winding through alpine fields at an average gradient of 7-8%. Used only once in stage 19 of the Tour de France in 2015. For the full-on experience, ride the companion climb Les Lacets de Montvernier before this one.
Don't have FulGaz already?
Download FulGaz now and ride Col du Chaussy on your home trainer. You'll then feel every change in gradient and see every turn in up to 4K video.