- Alan Colville
- 30321.18 metre(s)
- United Kingdom (Llangammarch Wells)
The most vertical metres cycled in 48 hours is 30,321.18 m (99,478 ft 9.3 in) and was achieved by Alan Colville (UK) in Powys, UK between 19 and 21 September 2020.
This record had remained unbroken since 2015.