| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 793 m | +102 m | 10.2% | 12.6% |
|
| 2 | 856 m | +63 m | 6.3% | 8.4% |
|
| 3 | 915 m | +59 m | 5.9% | 10% |
|
| 4 | 979 m | +64 m | 6.4% | 9.5% |
|
| 5 | 1070 m | +91 m | 9.1% | 10.2% |
|
| 6 | 1156 m | +86 m | 8.6% | 9.8% |
|
| 7 | 1227 m | +71 m | 7.1% | 9.3% |
|
| 8 | 1309 m | +82 m | 8.2% | 9.4% |
|
| 9 | 1368 m | +59 m | 5.9% | 9.4% |
|
| 10 | 1446 m | +78 m | 7.8% | 9.8% |
|
| 11 | 1494 m | +49 m | 4.9% | 6.8% |
|
| 12 | 1566 m | +72 m | 7.2% | 9.8% |
|
| 13 | 1657 m | +91 m | 9.1% | 10.4% |
|
| 14 | 1732 m | +74 m | 7.4% | 8.2% |
|
| 15 | 1800 m | +68 m | 6.8% | 10.4% |
|
| 16 | 1886 m | +86 m | 8.6% | 11% |
|
| 17 | 1892 m | +6 m | 6.0% | 6% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.