Fastest of all time | Brooklands
| 1 | Finley Johnson | 39.793 | 15/08/2026 |
| 2 | Thomas Andrew | 39.804 | 15/08/2026 |
| 3 | Jess Godding | 39.883 | 15/08/2026 |
| 4 | Brad Garwood | 39.886 | 19/06/2025 |
| 5 | Ava Eaton | 40.061 | 28/11/2025 |
| 6 | Harry Johnson | 40.154 | 18/08/2025 |
| 7 | Brandon Lee | 40.187 | 19/06/2025 |
| 8 | Jayden Liron | 40.202 | 15/08/2026 |
| 9 | Harrison Line | 40.209 | 19/06/2025 |
| 10 | Craig Eaton | 40.214 | 28/11/2025 |
| 11 | Ollie Horsfall | 40.268 | 15/08/2026 |
| 12 | Lexi Cullip | 40.276 | 28/11/2025 |
| 13 | Benjamin Prince-Stone | 40.283 | 19/06/2025 |
| 14 | Athena Kubicki | 40.322 | 15/08/2026 |
| 15 | Aaron Castell Finegold | 40.339 | 29/06/2026 |
| 16 | Stephen Allsopp | 40.350 | 20/09/2025 |
| 17 | Stephen Cullip | 40.362 | 28/11/2025 |
| 18 | Harry Johnson | 40.383 | 07/06/2026 |
| 19 | Jake Latham | 40.386 | 15/08/2026 |
| 20 | David Line | 40.454 | 20/09/2025 |