Fastest lap at the Isle of Man TT races – Sidecar TT
- Who
- Ben Birchall, Tom Birchall
- What
- 18:45.850 minute(s):second(s)
- Where
- Isle of Man
- When
- 07 June 2023
The fastest lap at the Isle of Man TT races – Sidecar TT is 18 minutes 45.850 seconds, by Ben and Tom Birchall (both UK) in a Honda CBR on 7 June 2023.
The Birchall brothers broke the sidecar lap record twice at the 2023 Isle of Man TT races, reaching an average speed of 120.645 mph (194.159 km/h) during their second race on 7 June. It was their 11th consecutive win at the TT races, and their 14th overall.