| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 839 m | +48 m | 4.8% | 8.2% |
|
| 2 | 846 m | +6 m | 0.6% | 5% |
|
| 3 | 895 m | +49 m | 4.9% | 8.4% |
|
| 4 | 924 m | +29 m | 2.9% | 5.4% |
|
| 5 | 980 m | +56 m | 5.6% | 7% |
|
| 6 | 1042 m | +62 m | 6.2% | 9.2% |
|
| 7 | 1119 m | +77 m | 7.7% | 14.4% |
|
| 8 | 1170 m | +51 m | 5.1% | 9.2% |
|
| 9 | 1237 m | +67 m | 6.7% | 12.2% |
|
| 10 | 1306 m | +69 m | 6.9% | 9.5% |
|
| 11 | 1374 m | +68 m | 6.8% | 8.6% |
|
| 12 | 1454 m | +79 m | 7.9% | 12.4% |
|
| 13 | 1538 m | +85 m | 8.5% | 13.6% |
|
| 14 | 1612 m | +73 m | 7.3% | 9% |
|
| 15 | 1689 m | +77 m | 7.7% | 9% |
|
| 16 | 1775 m | +86 m | 8.6% | 9.4% |
|
| 17 | 1861 m | +87 m | 8.7% | 11.6% |
|
| 18 | 1871 m | +10 m | 11.1% | 11.4% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.