| Sprint St Michel de mne | 1.05 km | 10 m | 0.2% |
| EG QR ALP Col du Telegraphe | 12.15 km | 819 m | 6.7% |
| Col du Télégraphe | 12.11 km | 832 m | 6.8% |
| Col du Telegraphe (Official Timtoo time trial) | 12.04 km | 863 m | 6.9% |
| Telegraphe (FveH) | 11.55 km | 781 m | 6.6% |
| D902 Climb | 1.33 km | 84 m | 6.3% |
| eindsprint telegraph | 0.19 km | -15 m | -7.8% |
| Fra Telegraphe til broen på Galibier | 15.10 km | 595 m | 2.9% |
| Descente Télégraphe - Valloire | 5.04 km | -156 m | -3.0% |
| Discesa Telegraphe - Valloire | 4.58 km | -139 m | -3.0% |
| Valloire-Galibier 2439m (snow line Giro stage 15) | 15.52 km | 1,029 m | 6.6% |
| Valloire--La Charmette | 7.88 km | 441 m | 5.5% |
| Marmotte - Galibier from the food stop | 14.02 km | 931 m | 6.6% |
| mur Plan Lachat | 0.66 km | 57 m | 8.5% |
| Fra broen til 1 km fra toppen af Galibier | 6.78 km | 546 m | 8.0% |
| stele Pantani galleria Galibier | 3.28 km | 241 m | 7.3% |
| Ned fra Galibier på det stejle stykke | 7.33 km | -477 m | -6.5% |
| La Grave -> Chambon | 7.51 km | -291 m | -3.8% |
| Descent and flat back to Le Bourg d'Oisans | 9.23 km | -325 m | -3.0% |
| Clapier d'Auris - Rochetaillée D44 (aka Vaujany's long flat section) | 13.18 km | -48 m | -0.4% |
| LTDA ADH Int Sprint | 1.51 km | -14 m | -0.9% |
| LTDA ADH Sprint finish | 0.27 km | -0 m | -0.1% |
| Drop Edwards | 2.11 km | -6 m | -0.2% |
| Bourg Roundabout to Roundabout | 1.14 km | -6 m | -0.1% |
| ded segment LE BOURG D OISANS...ROCHETAILLE | 5.70 km | 80 m | 0.2% |
| D1091 > Rochetaillee | 3.84 km | -13 m | -0.3% |
| D44V Climb | 2.01 km | 94 m | 4.3% |
| Jolly Boys climb for home | 2.89 km | 247 m | 8.5% |
| Le Rivier til 1 top Glandon | 11.67 km | 592 m | 4.4% |
| Second ramp up South of Glandon to Café | 12.99 km | 717 m | 5.5% |
| Out of the switchbacks | 0.33 km | 45 m | 13.7% |
| After descent to 2nd lake | 6.41 km | 504 m | 7.9% |
| Solid Gradient | 6.45 km | 413 m | 6.2% |
| Last 10k Croix De Fer | 11.80 km | 556 m | 4.7% |
| Glandon hairpin | 0.58 km | 37 m | 6.2% |
| Lille nedkørsel og sidste stykke mod toppen af Glandon | 4.14 km | 184 m | 2.5% |
| Lac de Grand Maison - Croix de Fer | 5.07 km | 329 m | 6.5% |
| Glandon Final Push (Lac - Restaurant) | 2.29 km | 169 m | 7.2% |
| CdG 2 CdlCdF | 2.94 km | 179 m | 6.0% |
| Glandon Croix de Fer retour | 2.65 km | 222 m | 8.3% |
| Final 1k | 1.14 km | 78 m | 6.6% |
| Croix de Fer East Descent to St Jean | 29.61 km | -1,516 m | -5.1% |
| Croix de Fer descente | 11.07 km | -676 m | -6.1% |
| Descente Croix de fer jusque St Sorlin, partie technique | 6.49 km | -513 m | -7.9% |
| Col de la Croix de Fer eastern switchback descent | 6.34 km | -499 m | -7.9% |
| Croix de Fer - First descent | 4.76 km | -363 m | -7.6% |
| Castle Capers Drop | 4.78 km | -367 m | -7.7% |
| Croix de fer east | 9.89 km | -509 m | -5.1% |
| Ancienne Route Nationale 6 Climb | 2.66 km | 83 m | 3.1% |
| Saint Julien Mont Denis D1006 | 1.03 km | 36 m | 3.3% |
