 Cairoli would become one of the most successful motocross competitors in history by winning 9 world championships.Before the start of the 2007 FIM Motocross World Championship, Pourcel traveled to the United States to compete in the three-race 250 West Supercross championship where he finished 1st, 2nd and 21st.On August 22, 2007, Pourcel was involved in a serious accident at the Grand Prix of Northern Ireland.