 He also became only the fourth Australian rider to win the World Championship, joining Lionel Van Praag (1936), Arthur "Bluey" Wilkinson (1938) and Jack Young (1951 and 1952).By becoming World Champion in 2004, Crump also became just the third rider after Sweden's Per Jonsson (1985 and 1990) and England's Gary Havelock (1987 and 1992) as riders to win both the Under-21 and Open Individual World Championships.He also became the first (and as of 2016 the only) rider to win the Individual Under-21, Individual Open and Team World Championships.