| Beautiful scenery |
| 15 hairpin turns |
| #23 toughest climb of Aosta Valley |
| #23 most elevation gain of Aosta Valley |
| #29 longest climb of Aosta Valley |
| #39 average steepest climb of Aosta Valley |
Grand-Rosier from Hône is a climb in the region Aosta Valley. It is 15.2km long and bridges 1101 vertical meters with an average gradient of 7.2%, resulting in a difficulty score of 909. The top of the ascent is located at 1461 meters above sea level. Climbfinder users shared 0 reviews of this climb and uploaded 0 photos.
Road names: Strada Regionale 2 per Champorcher & Strada Comunale Piccolo Rosier
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| 7 km/h | 02:10:21 |
| 11 km/h | 01:22:57 |
| 15 km/h | 01:00:50 |
| 19 km/h | 00:48:01 |