Day 1 - Col la Toussuire from Saint Jean de Maurienne to Saint Pancrace, descending FontCouverte - 35.6km
From Saint Jean de Maurienne (el. 560m) climb 17.5km through Saint Pancrace to La Toussuire (el. 1,705m) ascending 1,145 vert. meters, ave 6.5% - max 8.2%.
Descend 1,145 vert. meters from La Toussuire (el. 1,705m) via Villarembert and Fontcouverte (el. 1,160m) over 19.1 km to Saint Jean de Maurienne (el. 560m), ave 6% - ascending 1,514m vert. meters 'in toto'.
Initial 17.5km climb to La Toussuire
Full 33.5km route ascending 1,514m