Fastest stages
| Nr. | Average speed (km/h) | Stage | KM | Vertical meters | |
|---|---|---|---|---|---|
| 1 | 44.29 | Stage 1 | Polliat - Trévoux | 141.1 | 1105 | |
| 2 | 43.59 | Stage 2 | Ambérieu-en-Bugey - Saint-Vulbas | 145 | 737 | |
| 3 | 38.58 | Stage 4 | Lélex - Culoz | 111.2 | 2583 | |
| 4 | 38.43 | Stage 3 | Lagnieu - Oyonnax | 135.2 | 2902 |