500cc - 1999
1988 - 2002
Andrea Bartolini Wikipedia
Andrea Bartolini (born November 1968 in Imola) is an Italian former Grand Prix motocross world champion.
He was the 1999 F.I.M. world champion in the 500cc class on a Yamaha team run by Michele Rinaldi. Bartolini was a member of the winning Italian teams in the 1999 and 2002 Motocross des Nations. He remains the only Italian to have won a 500cc motocross world championship.