| clip lon gas | 0.17 km | 3 m | 1.9% |
| Foreshore Road (West) | 4.22 km | -5 m | -0.1% |
| Park to slipway | 2.30 km | -2 m | -0.0% |
| Park to golf course | 0.99 km | -2 m | -0.1% |
| Slipway to bend | 1.89 km | -3 m | -0.0% |
| Whitehouse | 0.62 km | 20 m | 3.2% |
| Clip to Saron. | 0.30 km | 7 m | 2.3% |
| PyG - RhDd | 11.21 km | 160 m | 0.7% |
| Talysarn through Nantlle | 4.50 km | 28 m | 0.4% |
| Afon Llyfni | 2.27 km | -10 m | -0.2% |
| Drws-Y-Coed | 4.34 km | 143 m | 3.2% |
| Clip Steve Bach!!!! | 0.13 km | 10 m | 7.2% |
| Drws Y Coed i Rhyd Ddu | 3.90 km | 110 m | 1.3% |
| Drws y Coed Hill Climb | 1.43 km | 101 m | 7.0% |
| Drws-y-coed pass (steep bit) | 1.10 km | 100 m | 9.0% |
| GLLM - Sprint - Rhyd Ddu Station - A4085 | 1.21 km | 9 m | 0.7% |
| stream to tree decent to Beddgelert (safer) | 2.43 km | -118 m | -4.8% |
| Beddgelert i Maentwrog | 15.01 km | -159 m | -0.1% |
| Nantmor hill, bottom of corner to bend | 0.34 km | 27 m | 7.7% |
| CSM Rhyd HC | 1.63 km | 130 m | 7.9% |
| i lawr rhyd | 2.93 km | -149 m | -4.7% |
| Allt Goch | 1.67 km | 151 m | 9.0% |
| The Animal (Zebra to Pelican) | 1.69 km | 15 m | 0.4% |
| Crimea Pass | 2.64 km | 172 m | 6.5% |
| Betws to Pen y Pas | 16.85 km | 352 m | 2.1% |
| Rush out of Betws | 0.72 km | -19 m | -2.6% |
| Betws to Capel | 7.73 km | 162 m | 2.0% |
| A5 betwys to swallow falls | 2.35 km | 94 m | 4.0% |
| Mymbyr Sprint | 1.73 km | -9 m | -0.3% |
| capel curig to Pen Y pass | 6.16 km | 99 m | 1.4% |
| Mymbyr Clip | 0.36 km | 8 m | 2.2% |
| Heading up | 3.12 km | 72 m | 2.3% |
| Up and Over | 7.05 km | -259 m | -2.4% |
| GLLM - Hillclimb - Pen-y-Pass - A4086 | 1.65 km | 84 m | 5.1% |
| bend to finish HC tt | 0.67 km | 36 m | 5.4% |
| PYP Sprint Finish | 0.14 km | 5 m | 3.3% |
| Pen Y Pass decent to boulders by layby | 2.39 km | -162 m | -6.7% |
| Easy bit | 3.88 km | -232 m | -6.0% |
| The Fast Start Down | 0.73 km | -62 m | -8.4% |
| Nant Peris Blast | 0.68 km | -9 m | -0.5% |
| Bottom of pass to Llanberis! | 4.59 km | 49 m | 0.1% |
| nant peris clip | 0.91 km | 15 m | 1.3% |
| Llanberis Sprint to Electric Mountain | 0.52 km | -9 m | -1.8% |
| Zeb's going home | 0.72 km | 29 m | 3.4% |
| Osian the rocket man | 1.09 km | -43 m | -2.6% |
| GLLM - TT - Ffordd Bryngwyn to Waunfawr | 2.94 km | 71 m | 2.3% |
| Ceunant HC | 1.17 km | 64 m | 5.2% |
| Out o that saddle | 0.40 km | 15 m | 2.9% |
| Bontnewydd i Gaernarfon | 1.69 km | -32 m | -1.3% |
| Castle sprint | 0.89 km | -10 m | -0.8% |
