
Road · From the map · France
Suitable for riders able to handle a long, sustained climb with steep gradients over moderate distance.
Climb 25.6 km from Saint-Jean-de-Maurienne to Col de la Croix de Fer in France, gaining 1624 m.
The ride starts at Saint-Jean-de-Maurienne (562 m) and heads to Col de la Croix de Fer (2063 m) over 25.6 km, with an elevation gain of 1624 m. There are three main climb sections: an initial short climb of 1 km at 4.2% avg gradient, followed by a long 12.8 km climb averaging 7.5% with a steep max of 33.6%, reaching 1551 m. After a descent starting around 15.4 km lasting 2 km, the final 7.9 km climb averages 7.3% with max gradients near 9.9%. The route has 79% climbing, 12% descending, and 9% flat sections, with 14.5 km over 5% gradient and 6 km over 8%.
| Climb | Starts at | Length | Gain | Average | Max | Top |
|---|---|---|---|---|---|---|
| — | 0.3 km | 1 km | 43 m | 4.2 % | 5.6 % | 605 m |
| Saint-Pancrace climb | 1.9 km | 12.8 km | 956 m | 7.5 % | 33.6 % | 1551 m |
| Malcrozet climb | 17.5 km | 7.9 km | 576 m | 7.3 % | 9.9 % | 2063 m |