- Who
- Ron Dossenbach, Michael White
- What
- 809.78 kilometre(s)
- Where
- United States ()
- When
The greatest distance cycled in 24 hours on an outdoor track (male) (tandem) (WUCA) is 809.78 km (503.18 miles) and was achieved by Ron Dossenbach (USA) and Michael White (USA) on 11 August 1992.
Ron Dossenbach and Michael White covered 503.18 Miles in those 24 hours for an average speed of 20.96 mph WUCA.