- Gary Shaughnessy, Andy Tucker
- 117.1 kilometre(s)
- United Kingdom (Silchester)
The longest distance run three legged in 24 hours is 117.1. km (72.7 miles) and was achieved by Gary Shaughnessy and Andy Tucker (both UK), in Silchester, Berkshire UK, on 9-10 October 2021.
This record was last broken in 2013