| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 406 m | +53 m | 5.3% | 8% |
|
| 2 | 467 m | +61 m | 6.1% | 9% |
|
| 3 | 536 m | +69 m | 6.9% | 9.8% |
|
| 4 | 612 m | +76 m | 7.6% | 16% |
|
| 5 | 685 m | +73 m | 7.3% | 13.8% |
|
| 6 | 777 m | +93 m | 9.3% | 15.4% |
|
| 7 | 861 m | +84 m | 8.4% | 11.4% |
|
| 8 | 959 m | +98 m | 9.8% | 13.6% |
|
| 9 | 1063 m | +104 m | 10.4% | 13.2% |
|
| 10 | 1154 m | +90 m | 9.0% | 11% |
|
| 11 | 1247 m | +93 m | 9.3% | 15.6% |
|
| 12 | 1340 m | +93 m | 9.3% | 11.4% |
|
| 13 | 1411 m | +71 m | 7.1% | 10.2% |
|
| 14 | 1476 m | +65 m | 6.5% | 10% |
|
| 15 | 1448 m | −28 m | −6.2% | 0% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.