| Plescop - Meriadec | 5.62 km | -27 m | -0.2% |
| Bosse arrivée Mériadec (depuis Plescop) | 0.83 km | 16 m | 1.9% |
| Mériadec - Rond point Ste Anne d'Auray | 2.63 km | 19 m | 0.4% |
| Mériadec pancarte - Ste anne d'auray rond point | 2.60 km | 18 m | 0.3% |
| Ste Anne - Trezelen D133 | 2.77 km | -17 m | -0.2% |
| Ste Anne - Brech | 3.73 km | 32 m | 0.1% |
| Short climb Brech | 0.47 km | 15 m | 1.5% |
| Brech - Cote du Loch | 0.48 km | 21 m | 4.3% |
| CLM Brech - Vezit Bihan | 4.28 km | -41 m | -0.3% |
| Transition entre 2Brech | 0.74 km | 7 m | 0.6% |
| attention les canards traversent la route | 0.78 km | 9 m | 0.9% |
| Corn er houet- pont le Kerivalan | 1.87 km | -36 m | -1.7% |
| Vezit Bihan - Montée du Pont Sncf | 0.25 km | 7 m | 2.6% |
| du pont a la route de lapaul | 2.98 km | 11 m | 0.2% |
| voie express N 165 parrallele | 3.67 km | -18 m | -0.5% |
| Sprint André Greipel | 0.46 km | -5 m | -0.9% |
| Sprint Arkéa Samsic | 0.52 km | 3 m | 0.6% |
| Ascension du bourg | 0.42 km | 15 m | 3.7% |
| Locoal Mendon | 0.32 km | 14 m | 4.3% |
| Route de Belz | 5.04 km | 28 m | 0.1% |
| A donf | 3.84 km | 24 m | 0.2% |
| D16 Pont Glaz - Beg er Lenn | 1.92 km | 22 m | 1.1% |
| D16 Pont Glaz | 1.37 km | 22 m | 1.6% |
| Belz | 0.99 km | 9 m | 0.4% |
| 4 chemins - Erdeven | 2.44 km | 12 m | 0.2% |
| Erdeven-Kercadio-Rd Point Saint-Laurent | 2.71 km | 5 m | 0.1% |
| Erdeven-Fontainebleau | 3.79 km | 8 m | 0.1% |
| erdeven ploemel plat | 3.68 km | 8 m | 0.1% |
| erdeven ploemel | 4.32 km | 21 m | 0.4% |
| Toul Belann Ploemel | 0.70 km | 18 m | 2.4% |
| Ploemel Centre/Pont Fol | 1.87 km | -9 m | -0.2% |
| OLD VERSION - Cote chemin des Pierrots (version courte) | 1.94 km | 36 m | 1.7% |
| côte le letty | 0.91 km | 35 m | 3.8% |
| Direction meriadec | 5.34 km | 28 m | 0.4% |
| To Meriadec | 0.65 km | 17 m | 2.6% |
| Côte direction Mériadec | 0.94 km | 18 m | 1.9% |
| Challenge CLM Bretagne 20 | 6.48 km | 25 m | 0.1% |
| Meriadec-Plescop | 6.05 km | 26 m | 0.1% |
