| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 784 m | +65 m | 6.5% | 10% |
|
| 2 | 864 m | +80 m | 8.0% | 9.6% |
|
| 3 | 946 m | +82 m | 8.2% | 15.8% |
|
| 4 | 1027 m | +81 m | 8.1% | 9% |
|
| 5 | 1100 m | +72 m | 7.2% | 8.8% |
|
| 6 | 1175 m | +75 m | 7.5% | 14.8% |
|
| 7 | 1245 m | +70 m | 7.0% | 11.4% |
|
| 8 | 1309 m | +64 m | 6.4% | 8.6% |
|
| 9 | 1364 m | +55 m | 5.5% | 7.6% |
|
| 10 | 1438 m | +74 m | 7.4% | 8.4% |
|
| 11 | 1492 m | +54 m | 5.4% | 8% |
|
| 12 | 1521 m | +29 m | 2.9% | 9.8% |
|
| 13 | 1591 m | +70 m | 7.0% | 8.8% |
|
| 14 | 1660 m | +69 m | 6.9% | 7.8% |
|
| 15 | 1733 m | +73 m | 7.3% | 9% |
|
| 16 | 1802 m | +69 m | 6.9% | 8.4% |
|
| 17 | 1851 m | +50 m | 6.5% | 9.4% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.