Second half of 2026 ProKart Challenge begins in Sonoma Second half of 2026 ProKart Challenge begins in Sonoma Bas Kaligis / Friday, August 21, 2026 0 177 Article rating: No rating The second half of the 2026 ProKart Challenge began over the August 15-16 weekend at Sonoma Raceway. The Sonoma, California circuit welcomed the series for the second of back-to-back trips, hosting the fourth round of the season championship on the ‘Reverse National’ layout. Picture-perfect weather greeted the nearly 160 entries across 11 categories for the weekend. Read more
Final Winners of 2025 Decided at ProKart Challenge Final Winners of 2025 Decided at ProKart Challenge Round Six action contested at K1 Circuit for last event of season for Superkarts! USA regional program Bas Kaligis / Thursday, October 16, 2025 0 1316 Article rating: No rating The 2025 season concluded for the ProKart Challenge following the action on October 11-12 at the K1 Circuit. The Winchester, California, facility welcomed the Superkarts! USA regional program to close out its 21st season. A total of 161 entries battled around the 1.1-mile ‘Pro Track’ course for the sixth and final round of the 2025 championship. Read more