| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 648 m | +18 m | 1.8% | 8.4% |
|
| 2 | 702 m | +54 m | 5.4% | 14.6% |
|
| 3 | 737 m | +36 m | 3.6% | 11% |
|
| 4 | 814 m | +77 m | 7.7% | 14.6% |
|
| 5 | 925 m | +111 m | 11.1% | 16% |
|
| 6 | 1035 m | +111 m | 11.1% | 16.6% |
|
| 7 | 1173 m | +137 m | 13.7% | 19.4% |
|
| 8 | 1254 m | +82 m | 8.2% | 15.6% |
|
| 9 | 1364 m | +110 m | 11.0% | 14.8% |
|
| 10 | 1458 m | +94 m | 9.4% | 15.8% |
|
| 11 | 1520 m | +63 m | 6.3% | 8.2% |
|
| 12 | 1562 m | +41 m | 4.5% | 7.2% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.