| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 820 m | +29 m | 2.9% | 5% |
|
| 2 | 900 m | +81 m | 8.1% | 10.6% |
|
| 3 | 1007 m | +107 m | 10.7% | 11.8% |
|
| 4 | 1112 m | +105 m | 10.5% | 11.6% |
|
| 5 | 1206 m | +94 m | 9.4% | 10.8% |
|
| 6 | 1305 m | +100 m | 10.0% | 11.4% |
|
| 7 | 1374 m | +68 m | 6.8% | 10.8% |
|
| 8 | 1475 m | +101 m | 10.1% | 12% |
|
| 9 | 1520 m | +46 m | 4.6% | 9% |
|
| 10 | 1589 m | +69 m | 6.9% | 9.8% |
|
| 11 | 1664 m | +75 m | 7.5% | 9.8% |
|
| 12 | 1666 m | +2 m | 5.9% | 5.9% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.