Rotax Winter Trophy USA reaches new heights in 2023 Rotax Winter Trophy USA reaches new heights in 2023 Bas Kaligis / Friday, February 10, 2023 0 956 Article rating: 4.0 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. Read more