The ultimate opportunity of the year for North American and international karting talent to secure a ticket to the RMC Grand Finals in Bahrain is here. Race Rotax proudly announces the RMC US Trophy Final, happening October 17-19, 2025, at the event’s familiar and highly regarded venue, New Castle Motorsports Park (NCMP) in New Castle, Indiana.

The second running of the Rotax Winter Trophy has hit the spot in 2023, growing the two-round series to a total of 100 entries. With an increase in participants of 66.6% on the first edition of the Rotax MAX Challenge Winter Trophy USA in Florida last year, the interest in the championship saw drivers coming from 14 different nations to compete for the titles and RMC Grand Finals tickets.