| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 552 m | +59 m | 5.9% | 7.2% |
|
| 2 | 624 m | +72 m | 7.2% | 9% |
|
| 3 | 689 m | +65 m | 6.5% | 7.6% |
|
| 4 | 754 m | +65 m | 6.5% | 7% |
|
| 5 | 821 m | +67 m | 6.7% | 7.6% |
|
| 6 | 877 m | +56 m | 5.6% | 8.4% |
|
| 7 | 949 m | +72 m | 7.2% | 8% |
|
| 8 | 989 m | +40 m | 4.0% | 7.6% |
|
| 9 | 1055 m | +66 m | 6.6% | 8.4% |
|
| 10 | 1101 m | +46 m | 4.6% | 7.2% |
|
| 11 | 1106 m | +5 m | 0.5% | 3.6% |
|
| 12 | 1090 m | −16 m | −1.6% | 2% |
|
| 13 | 1059 m | −31 m | −3.1% | 0% |
|
| 14 | 1039 m | −21 m | −2.1% | 0% |
|
| 15 | 1063 m | +25 m | 2.5% | 8.4% |
|
| 16 | 1142 m | +79 m | 7.9% | 8.4% |
|
| 17 | 1215 m | +73 m | 7.3% | 8.2% |
|
| 18 | 1295 m | +80 m | 8.0% | 8.6% |
|
| 19 | 1362 m | +66 m | 6.6% | 8.2% |
|
| 20 | 1441 m | +79 m | 7.9% | 9.6% |
|
| 21 | 1500 m | +59 m | 5.9% | 7.8% |
|
| 22 | 1519 m | +19 m | 1.9% | 4.8% |
|
| 23 | 1551 m | +33 m | 3.3% | 4.4% |
|
| 24 | 1586 m | +35 m | 3.5% | 7.5% |
|
| 25 | 1662 m | +76 m | 7.6% | 8.6% |
|
| 26 | 1730 m | +67 m | 6.7% | 8.2% |
|
| 27 | 1723 m | −7 m | −4.5% | 0% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.