Question: how much money do you get for winning a supercross race?
Answer: Prizes, Purses and Sponsors The AMA Supercross, for example, ran four dirt-bike circuits, each with 17 races, in 2013 and paid an average $67,000 total purse for a 450 Main event, $19,000 for the 450 Last Chance; $14,000 for the 240 Main and $5,000 for the 240 Last Chance.