Most gear combinations on a bicycle

Most gear combinations on a bicycle
Who
Leon Chassman
Where
United States (Taylor,)
When
1998
Leon Chassman (USA) built a bicycle with 1,500 combinations from parts he salvaged from other bicycles. His bike, which was completed in 1998, has a wheel base of 142 cm (56 in) and weighs 48.5 kg (107 lb).