| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 1752 m | +73 m | 7.3% | 8.6% |
|
| 2 | 1830 m | +79 m | 7.9% | 8.4% |
|
| 3 | 1909 m | +79 m | 7.9% | 8.4% |
|
| 4 | 1973 m | +64 m | 6.4% | 7.8% |
|
| 5 | 2045 m | +72 m | 7.2% | 7.6% |
|
| 6 | 2116 m | +70 m | 7.0% | 7.8% |
|
| 7 | 2164 m | +49 m | 4.9% | 7.4% |
|
| 8 | 2227 m | +63 m | 6.3% | 7.6% |
|
| 9 | 2297 m | +70 m | 7.0% | 8% |
|
| 10 | 2367 m | +71 m | 7.1% | 7.6% |
|
| 11 | 2432 m | +64 m | 6.4% | 7.4% |
|
| 12 | 2500 m | +68 m | 6.8% | 7.4% |
|
| 13 | 2524 m | +25 m | 6.3% | 6.6% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.