| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 328 m | +25 m | 2.5% | 3.2% |
|
| 2 | 338 m | +10 m | 1.0% | 11.6% |
|
| 3 | 362 m | +25 m | 2.5% | 5.8% |
|
| 4 | 382 m | +20 m | 2.0% | 6.6% |
|
| 5 | 416 m | +35 m | 3.5% | 9.6% |
|
| 6 | 436 m | +20 m | 2.0% | 7.2% |
|
| 7 | 460 m | +23 m | 2.3% | 8.2% |
|
| 8 | 507 m | +47 m | 4.7% | 5.6% |
|
| 9 | 552 m | +46 m | 4.6% | 6.6% |
|
| 10 | 603 m | +51 m | 5.1% | 8.2% |
|
| 11 | 648 m | +45 m | 4.5% | 7.4% |
|
| 12 | 736 m | +88 m | 8.8% | 12.8% |
|
| 13 | 846 m | +111 m | 11.1% | 15% |
|
| 14 | 914 m | +67 m | 6.7% | 11% |
|
| 15 | 941 m | +28 m | 2.8% | 6.4% |
|
| 16 | 1025 m | +83 m | 8.3% | 12% |
|
| 17 | 1127 m | +102 m | 10.2% | 14.2% |
|
| 18 | 1212 m | +86 m | 8.6% | 12.8% |
|
| 19 | 1290 m | +78 m | 7.8% | 15% |
|
| 20 | 1395 m | +105 m | 10.5% | 18.2% |
|
| 21 | 1476 m | +82 m | 8.2% | 9.4% |
|
| 22 | 1551 m | +74 m | 7.4% | 10.8% |
|
| 23 | 1632 m | +81 m | 8.1% | 10.2% |
|
| 24 | 1705 m | +73 m | 7.3% | 9.4% |
|
| 25 | 1763 m | +58 m | 5.8% | 7.8% |
|
| 26 | 1766 m | +3 m | 0.5% | 3.4% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.