Oisans Col Series

Description

Specific roads are reserved for cyclists (roads closed to motor vehicles) every Tuesday morning. It's a dream opportunity for cyclists of all abilities to enjoy the lovely Oisans roads without any exhaust fumes! Many mountain passes are included in the program.

The OCS returns in 2027!
This summer, the Oisans cycling calendar is richer than ever! To offer you an even more exceptional experience, the Oisans Col Series is taking a break in 2026. But don't worry: we'll see you in 2027 for new adventures and ever more exciting challenges. In the meantime, discover all the summer cycling events in the cyclo and mountain bike calendar, and enjoy the legendary roads of the Oisans!

Stay tuned for the latest news and prepare for your return. 🚴‍♂️⛰️

Oisans Col Series is a free, non-timed gathering of cyclists, with no registration and no fixed start time. Refreshments are provided at the top of each pass.
It's a chance to pedal at your leisure. Respect the highway code and be careful!
The following passes and roads are on this summer's program: Col de la Croix de Fer et du Glandon, Col du Solude, Col d'Ornon, Col de Sarenne, Col du Sabot, Montée vers l'Alpe d'Huez, Montée vers Villard Reculas, Montée vers Oz en Oisans and La Montée des 2 Alpes.


Dates and route Oisans Col Series 2026