| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 682 m | +67 m | 6.7% | 7.4% |
|
| 2 | 736 m | +54 m | 5.4% | 6.4% |
|
| 3 | 800 m | +64 m | 6.4% | 7.8% |
|
| 4 | 869 m | +69 m | 6.9% | 7.6% |
|
| 5 | 934 m | +65 m | 6.5% | 7% |
|
| 6 | 993 m | +59 m | 5.9% | 6.8% |
|
| 7 | 1007 m | +13 m | 1.3% | 3.2% |
|
| 8 | 1000 m | −7 m | −0.7% | 1.4% |
|
| 9 | 971 m | −29 m | −2.9% | 0% |
|
| 10 | 1000 m | +29 m | 2.9% | 7% |
|
| 11 | 1040 m | +40 m | 4.0% | 6% |
|
| 12 | 1109 m | +69 m | 6.9% | 7.8% |
|
| 13 | 1186 m | +77 m | 7.7% | 8.6% |
|
| 14 | 1260 m | +74 m | 7.4% | 8.2% |
|
| 15 | 1334 m | +74 m | 7.4% | 9.4% |
|
| 16 | 1433 m | +100 m | 10.0% | 12% |
|
| 17 | 1433 m | 0 m | 0.2% | 0.6% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.