The 19th edition of the Rotax MAX Challenge Grand Finals (RMCGF) will be supported by BRP-Rotax’s long-term chassis partners at the kart track Circuito Internacional Paladino in Conde, Paraìba, in Brazil from November 24 to December 1nd, 2018. The chassis partners will support in the same classes like last year. BirelART will officially support the Rotax 125 Mini MAX and Rotax 125 MAX DD2 categories, IPKarting will provide its Praga chassis for the Rotax 125 Micro MAX and Rotax 125 Junior MAX classes and Sodikart – the official supplier of the Rotax 125 MAX and Rotax 125 MAX DD2 Masters categories – was selected for the 9th consecutive year as chassis partner. 

Starting in January 2018, BRP-Rotax, the manufacturer of Rotax kart engines located in Austria, assigns the distribution of Rotax kart products in the Chinese market to Eric Motorsport Supply, located in Kunshan, Jiangsu province in China.