| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 725 m | +16 m | 1.6% | 5.8% |
|
| 2 | 757 m | +32 m | 3.2% | 9% |
|
| 3 | 826 m | +68 m | 6.8% | 23.4% |
|
| 4 | 889 m | +64 m | 6.4% | 60.4% |
|
| 5 | 946 m | +57 m | 5.7% | 19% |
|
| 6 | 978 m | +32 m | 3.2% | 31.6% |
|
| 7 | 1006 m | +29 m | 2.9% | 8% |
|
| 8 | 1066 m | +60 m | 6.0% | 8.2% |
|
| 9 | 1119 m | +53 m | 5.3% | 8% |
|
| 10 | 1186 m | +66 m | 6.6% | 8.4% |
|
| 11 | 1246 m | +61 m | 6.1% | 7.2% |
|
| 12 | 1266 m | +20 m | 2.5% | 9% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.