| bosse ancienne voie ferrée | 1.92 km | 40 m | 2.0% |
| Rue de Kerlaouen | 1.66 km | 39 m | 2.4% |
| Rue des Kaolins | 0.75 km | 16 m | 2.1% |
| Riec - Le Trevoux | 6.70 km | 26 m | 0.4% |
| D108b | 2.47 km | 20 m | 0.8% |
| Landreign - Le Trévoux | 3.66 km | 22 m | 0.2% |
| Trévoux - Ty Bodel | 4.48 km | 18 m | 0.2% |
| Montée Kercorentin petit Moulin | 0.37 km | 11 m | 1.0% |
| chemin de fer to ty bodel | 1.75 km | 12 m | 0.5% |
| Descente Pont Scluz Nord | 1.31 km | -67 m | -5.0% |
| Pont Scluz nord | 1.41 km | 62 m | 4.3% |
| Pont Scluz - Querrien | 6.33 km | 131 m | 2.0% |
| kersuigou | 0.69 km | 21 m | 3.1% |
| kergariou | 0.44 km | 28 m | 6.3% |
| kergariou kerfaro | 0.74 km | 35 m | 4.8% |
| mur de bouillour | 0.26 km | 22 m | 8.5% |
| Descente diriction Loge Coucou | 3.36 km | -80 m | -2.2% |
| monté vers Meslan | 3.25 km | 54 m | 1.6% |
| Côte de St-Tréhien | 1.29 km | 46 m | 3.5% |
| Punch de Mané Bihan | 0.33 km | 15 m | 4.4% |
| D131 | 5.28 km | 110 m | 2.1% |
| Côte de Kerfur | 1.29 km | 53 m | 4.1% |
| Abbaye de Langonnet - Pont Blanc | 6.00 km | -44 m | -0.7% |
| montée Saint sébastien | 1.51 km | 38 m | 2.5% |
| sprint faouet | 0.59 km | 3 m | 0.3% |
| Saint-Georges | 0.64 km | 25 m | 3.9% |
| Kerdellec | 0.44 km | 42 m | 9.6% |
| D177 Montée Villeneuve | 1.27 km | 45 m | 3.5% |
| Lanvenegen - Saint Thurien | 8.60 km | 79 m | 0.1% |
| Lanvenegen to D23 | 4.13 km | 36 m | 0.0% |
| kergariou | 1.45 km | 19 m | 1.3% |
| D23 climb to Saint-Thurien | 1.26 km | 42 m | 3.3% |
| vers st thurien | 0.98 km | 35 m | 3.6% |
| Descente StThurien vers Pont Hélec | 2.14 km | -86 m | -4.0% |
| Climb usine entre St Thurien et Banalec | 1.26 km | 63 m | 5.0% |
| Pont Hélec - Bannalec | 2.23 km | 83 m | 3.7% |
| Loj Taëron climb | 1.17 km | 75 m | 6.4% |
| Trémeur | 0.35 km | 26 m | 7.3% |
| D22 W | 8.86 km | -78 m | -0.2% |
| Trébalay - Kerancornec | 2.90 km | 61 m | 2.1% |
| Le Moustoir D22W | 5.10 km | 63 m | 1.2% |
| Kergoat | 1.37 km | 37 m | 2.7% |
| Montée vers la Trinité Melgven | 0.96 km | 9 m | 0.2% |
| Chapelle de la Trinité - Cimetière de Melgven | 1.91 km | 18 m | 0.1% |
| Bosse de Meil Nobl | 0.66 km | 25 m | 3.8% |
| Moulin de Kergunus | 1.64 km | 10 m | 0.3% |
| Kerminaouët | 2.14 km | 11 m | 0.1% |
| Nevez - Port Manec'h | 4.07 km | 21 m | 0.1% |
| Port Manec'h Drag | 1.60 km | 22 m | 1.3% |
| Kertréguier -> Port Manec'h | 1.67 km | 9 m | 0.3% |
