Starting point : Tourist office of Bonneval-sur-Arc
Finish : Iseran pass
Difference in altitude : 926 m
Distance : 12,6 km
Route opening hours : 6.30 a.m. to 9 p.m. 

The local tourist office can lend you a Timtoo timing chip (deposit of 40€). You can also buy one for 30€.
The tourist office gives a diploma to each cyclist who have ridden the Iseran pass with the Timtoo timing chip.
The tourist office offers a stay in Bonneval-sur-Arc to the best time realized during the summer 2010 !