| Victoria Road Climb | 0.31 km | -3 m | -0.4% |
| Pembroke Ruislipstream | 0.56 km | -2 m | -0.0% |
| Chinese Elvis | 0.36 km | 5 m | 0.9% |
| Specialized Concept Store Straight (down) | 0.25 km | -4 m | -1.6% |
| Ickenham Rd to Breakspear Rd | 1.74 km | -11 m | -0.4% |
| Breakspear Climb | 2.39 km | 39 m | 1.5% |
| Ramp into Harefield | 1.03 km | 30 m | 2.6% |
| Breakspear Rise | 0.33 km | 25 m | 7.5% |
| Park Lane Descent | 1.53 km | -42 m | -2.7% |
| The Green - The Old Orchard turnoff | 0.44 km | -5 m | -1.1% |
| Park Lane Sprint | 0.62 km | -30 m | -4.8% |
| Copper Mill Lane | 0.95 km | 5 m | 0.4% |
| West Hyde mini-climb | 0.15 km | 8 m | 5.0% |
| Chalfont Ln climb | 0.48 km | 25 m | 5.1% |
| A412 r'bout to Denham Lane | 2.65 km | 51 m | 1.9% |
| Chalfont Lane | 1.42 km | 39 m | 2.7% |
| 412 to M25 | 1.01 km | 32 m | 3.1% |
| West Hyde Lane to CSP | 1.12 km | 15 m | 0.7% |
| Chesham Lane TT | 1.38 km | 11 m | 0.6% |
| Silver Hill to Crossroads | 0.71 km | 29 m | 4.1% |
| Silver Hill first part | 0.45 km | 27 m | 5.9% |
| Silver Hill, Bottrells Lane | 1.54 km | 59 m | 3.8% |
| Bottrell's Ln | 2.70 km | 40 m | 0.3% |
| Bottrell's Lane Climb | 0.70 km | 27 m | 3.8% |
| Magpie Lane | 1.02 km | 38 m | 3.7% |
| C'hill to W'hill | 1.65 km | 27 m | 0.6% |
| Chalk Hill Down & Up | 0.70 km | -19 m | -1.8% |
| Sampsons Hill | 0.35 km | 7 m | 1.5% |
| Sampson Hill and a bit more | 0.99 km | 26 m | 1.9% |
| Junction to Junction | 1.06 km | 10 m | 0.8% |
| Penn Street to Penn Bottom sprint | 0.82 km | -33 m | -4.0% |
| Penn Bottom climb (from Penn Street to A404) | 1.76 km | 38 m | 2.1% |
| Climb | 0.53 km | 29 m | 5.4% |
| The Rise Climb | 0.39 km | 122 m | 31.0% |
| Western Dene Brimmers Hill | 1.41 km | 30 m | 2.1% |
| Cryers Hill Road | 0.78 km | -5 m | -0.2% |
| OLD VERSION - Ctyers Hill Descent | 1.19 km | -79 m | -6.6% |
| Cryers Hill Descent | 1.14 km | -79 m | -6.9% |
