| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 1446 m | +77 m | 7.7% | 10.8% |
|
| 2 | 1533 m | +87 m | 8.7% | 10% |
|
| 3 | 1626 m | +93 m | 9.3% | 11.6% |
|
| 4 | 1709 m | +83 m | 8.3% | 11.4% |
|
| 5 | 1800 m | +91 m | 9.1% | 11% |
|
| 6 | 1901 m | +101 m | 10.1% | 12.2% |
|
| 7 | 2005 m | +104 m | 10.4% | 12% |
|
| 8 | 2107 m | +101 m | 10.1% | 11.8% |
|
| 9 | 2196 m | +89 m | 8.9% | 10.8% |
|
| 10 | 2286 m | +90 m | 9.0% | 10.8% |
|
| 11 | 2382 m | +96 m | 9.6% | 10.8% |
|
| 12 | 2405 m | +23 m | 7.9% | 8.2% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.