The most important event of the season for the Shifter categories, the FIA Karting World Championships for KZ, KZ2 and KZ2 Masters, takes place this week, from 17 to 20 September at the Le Mans circuit in France. Located in the Loire region and world-famous for the circuit that hosts the legendary 24 Hours of Le Mans, the city will become the capital of international karting as the most prestigious titles of the year in the three KZ categories are decided.