with a season-ending Sidecarcross des Nations. The sport is very popular in Western and Central Europe, but the sidecarcross scene in North America and Australia is much smaller. The most successful sidecarcrosser in history is ten-time world champion Daniël Willemsen of The Netherlands. However, since Willemsen won six of his titles with four different passengers, the most successful team is Kristers Sergis/Artis Rasmanis. See also List of national sidecarcross champions Sidecarcross world championship The Sidehackers References External links The Sidecar-Cross Racing Homepage The Australian Sidecar-Cross Association Inc Motorcycle racing by type Motocross Dirt biking Off-road racing