| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 1502 m | +51 m | 5.1% | 10.4% |
|
| 2 | 1601 m | +99 m | 9.9% | 16.2% |
|
| 3 | 1642 m | +41 m | 4.1% | 8.6% |
|
| 4 | 1702 m | +60 m | 5.9% | 9.6% |
|
| 5 | 1764 m | +62 m | 6.2% | 9.4% |
|
| 6 | 1840 m | +77 m | 7.7% | 10.4% |
|
| 7 | 1907 m | +66 m | 6.6% | 20.6% |
|
| 8 | 2000 m | +93 m | 9.3% | 13.2% |
|
| 9 | 2075 m | +76 m | 7.6% | 10.6% |
|
| 10 | 2158 m | +83 m | 8.3% | 8.8% |
|
| 11 | 2232 m | +74 m | 7.4% | 8.8% |
|
| 12 | 2241 m | +9 m | 3.8% | 4.6% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.