| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 786 m | +75 m | 7.5% | 10.4% |
|
| 2 | 874 m | +89 m | 8.9% | 9.6% |
|
| 3 | 954 m | +80 m | 8.0% | 8.6% |
|
| 4 | 1039 m | +85 m | 8.5% | 10% |
|
| 5 | 1135 m | +96 m | 9.6% | 10.2% |
|
| 6 | 1216 m | +81 m | 8.1% | 9.5% |
|
| 7 | 1311 m | +95 m | 9.5% | 9.8% |
|
| 8 | 1355 m | +45 m | 4.5% | 8.4% |
|
| 9 | 1427 m | +71 m | 7.1% | 10% |
|
| 10 | 1503 m | +76 m | 7.6% | 9.4% |
|
| 11 | 1598 m | +95 m | 9.5% | 10% |
|
| 12 | 1640 m | +43 m | 8.1% | 10.2% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.