The Supersport 300 World Championship is a motorcycle racing series that features lightweight bikes with engine capacities up to 400cc. It serves as a stepping stone for young riders aiming to progress to higher levels of competition, such as the Superbike World Championship. The championship is known for its close racing and competitive fields, attracting talent from around the globe. Races are held on various international circuits, and the championship typically runs alongside other events in the World Superbike series. Riders compete for points throughout the season, with the ultimate goal of becoming the world champion in their category.