| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 594 m | +31 m | 3.1% | 40.2% |
|
| 2 | 660 m | +67 m | 6.7% | 35.4% |
|
| 3 | 724 m | +64 m | 6.4% | 8.4% |
|
| 4 | 784 m | +60 m | 6.0% | 10.2% |
|
| 5 | 841 m | +57 m | 5.7% | 11.4% |
|
| 6 | 912 m | +71 m | 7.1% | 9.2% |
|
| 7 | 972 m | +60 m | 6.0% | 9.6% |
|
| 8 | 1034 m | +62 m | 6.2% | 9% |
|
| 9 | 1109 m | +74 m | 7.4% | 10.4% |
|
| 10 | 1124 m | +16 m | 1.6% | 9.6% |
|
| 11 | 1168 m | +43 m | 4.3% | 11% |
|
| 12 | 1155 m | −13 m | −1.3% | 4.4% |
|
| 13 | 1165 m | +10 m | 1.0% | 9.2% |
|
| 14 | 1225 m | +60 m | 6.0% | 8.2% |
|
| 15 | 1265 m | +41 m | 4.1% | 8.8% |
|
| 16 | 1317 m | +51 m | 5.1% | 8.4% |
|
| 17 | 1312 m | −5 m | −0.5% | 8% |
|
| 18 | 1280 m | −32 m | −3.2% | 1.4% |
|
| 19 | 1274 m | −6 m | −5.0% | 0% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.