| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 621 m | +69 m | 6.9% | 35.4% |
|
| 2 | 695 m | +73 m | 7.3% | 26.6% |
|
| 3 | 791 m | +96 m | 9.6% | 37% |
|
| 4 | 877 m | +86 m | 8.6% | 32.6% |
|
| 5 | 938 m | +62 m | 6.2% | 28.2% |
|
| 6 | 1031 m | +92 m | 9.2% | 26.8% |
|
| 7 | 1129 m | +99 m | 9.9% | 31.8% |
|
| 8 | 1211 m | +82 m | 8.2% | 25.4% |
|
| 9 | 1287 m | +76 m | 7.6% | 21.6% |
|
| 10 | 1399 m | +112 m | 11.2% | 34.4% |
|
| 11 | 1466 m | +67 m | 6.7% | 31.2% |
|
| 12 | 1498 m | +32 m | 3.3% | 20% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.