Brian Lopes: The best Downhill Dual Slalom Racer Ever Downhill dual slalom mountain biking is a combination of BMX racing, Downhill Mountain biking, and freestyle dirt jumping. The course is like that of a slalom course for skiing, but instead of one racer racing against the best time, there are two racers who race head to head on the same course. Dual slalom is one of the fastest growing, and most watched mountain bike events today. Brain Lopes has been dominating this event for the past three years, by winning the world championships three years in a row. Brain Lopes is the best dual slalom in the short