| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 618 m | +68 m | 6.8% | 8.2% |
|
| 2 | 611 m | −7 m | −0.7% | 5% |
|
| 3 | 656 m | +45 m | 4.5% | 7.2% |
|
| 4 | 725 m | +69 m | 6.9% | 7.6% |
|
| 5 | 764 m | +39 m | 3.9% | 8% |
|
| 6 | 834 m | +69 m | 6.9% | 8.4% |
|
| 7 | 899 m | +65 m | 6.5% | 7.5% |
|
| 8 | 979 m | +80 m | 8.0% | 10.2% |
|
| 9 | 1066 m | +88 m | 8.8% | 10% |
|
| 10 | 1164 m | +97 m | 9.7% | 28% |
|
| 11 | 1291 m | +127 m | 12.7% | 19.2% |
|
| 12 | 1296 m | +5 m | 4.1% | 4.2% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.