Nicklas Cajback was borned in Stockholm, Sweden 1986. He started with Minimotos 2001 and became champion the first year. He went up on big bikes 2003 in the Swedish 125 standard Championship and took some podium places. 2004 moving up to 250cc on a Yamaha TZ with Team Agesta Racing scoring points in his first EC race at the legendary TT Circuit Assen. 2005 he was second in the Swedish Championship taking two victories and set a new track record at Falkenberg. After half season he got contracted by Yamaha Kurz to do 9 races in 250cc World Championship with an 18th place as best result in Malaysia, before that he managed to put an new qualification record at Automotodrom Grobnik, Rijeka. 2006 he got back with Team Agesta Racing on an Aprilia 250cc in the European Championship and finished 3rd in the total standings. He did wild cards at Mugello, Donington and Sachsenring. He was also becoming Nordic Champion and won the only race he competed in the Swedish Championship.