| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 792 m | +66 m | 6.6% | 8.2% |
|
| 2 | 872 m | +80 m | 8.0% | 9.2% |
|
| 3 | 955 m | +83 m | 8.3% | 8.8% |
|
| 4 | 1035 m | +81 m | 8.1% | 8.6% |
|
| 5 | 1106 m | +70 m | 7.0% | 8.2% |
|
| 6 | 1180 m | +74 m | 7.4% | 8.2% |
|
| 7 | 1253 m | +73 m | 7.3% | 9.4% |
|
| 8 | 1314 m | +62 m | 6.2% | 7.4% |
|
| 9 | 1376 m | +62 m | 6.2% | 7.4% |
|
| 10 | 1442 m | +66 m | 6.6% | 8% |
|
| 11 | 1511 m | +69 m | 6.9% | 7.6% |
|
| 12 | 1561 m | +50 m | 5.0% | 8% |
|
| 13 | 1547 m | −14 m | −1.4% | 3.2% |
|
| 14 | 1532 m | −15 m | −1.5% | 0% |
|
| 15 | 1485 m | −47 m | −4.7% | 0% |
|
| 16 | 1431 m | −54 m | −5.4% | 0% |
|
| 17 | 1416 m | −15 m | −1.5% | 6% |
|
| 18 | 1474 m | +58 m | 5.8% | 8% |
|
| 19 | 1553 m | +79 m | 7.9% | 9% |
|
| 20 | 1573 m | +20 m | 2.0% | 3% |
|
| 21 | 1598 m | +25 m | 2.5% | 4.4% |
|
| 22 | 1656 m | +58 m | 5.8% | 8.2% |
|
| 23 | 1725 m | +70 m | 7.0% | 8.4% |
|
| 24 | 1800 m | +75 m | 7.5% | 8.2% |
|
| 25 | 1877 m | +77 m | 7.7% | 8.6% |
|
| 26 | 1947 m | +70 m | 7.0% | 8.8% |
|
| 27 | 1991 m | +44 m | 4.4% | 5.6% |
|
| 28 | 2079 m | +88 m | 8.8% | 10.6% |
|
| 29 | 2163 m | +85 m | 8.5% | 10.2% |
|
| 30 | 2255 m | +92 m | 9.2% | 10% |
|
| 31 | 2332 m | +77 m | 7.7% | 10% |
|
| 32 | 2409 m | +77 m | 7.7% | 8.2% |
|
| 33 | 2485 m | +76 m | 7.6% | 8.4% |
|
| 34 | 2574 m | +89 m | 8.9% | 10.2% |
|
| 35 | 2640 m | +66 m | 8.7% | 11% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.