| West Ruislip to Austin's Lane Sprint | 0.58 km | -4 m | -0.7% |
| Swakelys Road West | 1.27 km | -8 m | -0.5% |
| Swakeleys Road Climb | 0.96 km | 20 m | 2.0% |
| Harefield Road To High Street | 1.35 km | -22 m | -1.1% |
| Harefield Road Decent | 0.74 km | -19 m | -2.2% |
| Denham Sprint | 1.07 km | 2 m | 0.0% |
| Flat n Fast | 0.55 km | 2 m | 0.4% |
| To the bridge | 0.73 km | 7 m | 0.7% |
| Short Rise | 0.53 km | 16 m | 3.0% |
| Uxbridge Road to Ricky Sprint | 2.08 km | 4 m | 0.0% |
| HEART ATTACK SEGMENT 2 | 1.47 km | 5 m | 0.2% |
| HEART ATTACK SEGMENT | 1.35 km | 4 m | 0.2% |
| uxbridge road sprint | 0.36 km | -3 m | -0.8% |
| Little Ricky Bump | 0.22 km | 8 m | 3.6% |
| Sarratt Rd - The Green to Redhall Ln | 1.46 km | -4 m | 0.0% |
| Redhall Lane to The Cricketers | 3.16 km | 33 m | 1.0% |
| Sarratt green sprint | 4.97 km | 25 m | 0.4% |
| Sarratt Road Hill | 0.50 km | 11 m | 1.9% |
| Sarratt Green mile | 1.61 km | 10 m | 0.6% |
| Drop the Sig | 1.14 km | 11 m | 0.5% |
| Bragmans Lane to Flaunden | 1.16 km | 19 m | 1.5% |
| Chenies Descent | 1.10 km | -59 m | -5.1% |
| Latimer Junction to Chesham | 4.83 km | 17 m | 0.2% |
| Bell Lane to Blackwell Hall Lane | 1.76 km | 12 m | 0.3% |
| Moor Road | 0.49 km | 5 m | 0.9% |
| Amy Lane | 0.22 km | 1 m | 0.1% |
| Chesham to Hyde Heath Rd | 3.59 km | 71 m | 2.0% |
| Chesham to Missenden | 5.98 km | 87 m | 0.5% |
| Chesham Road Climb | 1.16 km | 24 m | 2.0% |
| Down Frith Hill | 0.80 km | -48 m | -6.0% |
| A413 - Missenden Bypass | 1.70 km | -18 m | -1.0% |
| Missenden to Amersham | 6.35 km | -32 m | -0.5% |
| Gt Miss to CSP | 15.99 km | -71 m | -0.4% |
| A413 Dual Dash | 2.19 km | -9 m | -0.2% |
| Pipers wood to High street | 1.21 km | -11 m | -0.8% |
| Out Of Amersham | 0.49 km | 10 m | 2.0% |
| Stanley - Cokes blast | 1.67 km | -11 m | -0.7% |
| Stanley to Nightingale on the A413 | 4.16 km | -20 m | -0.4% |
| Amersham Road S | 10.88 km | -45 m | -0.4% |
| London Road St Giles to St Peter | 4.93 km | -22 m | -0.3% |
| Chalfont Blast | 0.66 km | -3 m | -0.4% |
| Chalfont 2 Denham turn blast | 4.91 km | -29 m | -0.3% |
| Denham Red Hill A413 Eastbound | 1.70 km | 24 m | 1.4% |
| Red Hill Down Hill Segment | 1.32 km | -33 m | -2.5% |
| Red Hill | 0.60 km | -27 m | -3.6% |
| Denham Nurseries | 1.14 km | -7 m | -0.5% |
| A40-Canal | 1.14 km | 6 m | 0.3% |
| Oxford Road Sprint, Denham | 0.81 km | 8 m | 0.8% |
| Harefield Road Hill | 0.48 km | 24 m | 5.1% |
| Beat the ducks reverse | 0.52 km | -2 m | -0.1% |
