[1][2][3] Davidsson came to prominence after reaching the World Under 21 final in 2002 and 2004.
[4] In between the two finals he signed for his first British team Poole Pirates for the 2003 Elite League speedway season and 2004 Elite League speedway season.
The team completed two league and cup doubles during those years, although Davidsson was only really active for them in 2004.
He spent 2005 at Coventry Bees and Peterborough Panthers respectively, and sealed a third league title with Coventry during the 2005 Elite League speedway season.
[5] He reached three successive Swedish Individual Speedway Championships from 2008 to 2010.