| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 590 m | +50 m | 5.0% | 7.6% |
|
| 2 | 687 m | +96 m | 9.6% | 11.4% |
|
| 3 | 764 m | +77 m | 7.7% | 8.6% |
|
| 4 | 842 m | +79 m | 7.9% | 10% |
|
| 5 | 926 m | +84 m | 8.4% | 9.2% |
|
| 6 | 1005 m | +79 m | 7.9% | 9.8% |
|
| 7 | 1059 m | +55 m | 5.5% | 8% |
|
| 8 | 1044 m | −16 m | −1.6% | 11.2% |
|
| 9 | 1151 m | +108 m | 10.8% | 12% |
|
| 10 | 1271 m | +120 m | 12.0% | 14.2% |
|
| 11 | 1366 m | +95 m | 9.5% | 15.3% |
|
| 12 | 1415 m | +49 m | 14.1% | 16.4% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.