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.

The 21st season of the Superkarts! USA ProKart Challenge is set to end following the sixth and final round of competition on October 11-12 at the K1 Circuit. For a third time this year, the SKUSA regional program will visit the Winchester, California, facility for the final round of the championship chase. The 1.1-mile ‘Pro Track’ will welcome the competitors on the weekend, fighting for the final points up for grabs.

The Superkarts! USA SuperNationals 28 is set to be a record-breaking event on November 12-16 outside the Las Vegas Motor Speedway. For a third straight year, karters from around the world will converge on the Las Vegas, Nevada facility to compete for a space in the SKUSA record books. Part of the battle to etch their name in history on SuperSunday will be to take home a piece of the prize package, valued at roughly $45,000.

A significant weekend lies ahead for the ProKart Challenge program. The Superkarts! USA regional program is set to host Round Five of the 2025 schedule on August 23-24 at Sonoma Raceway. The weekend marks the first trip to the Sonoma, California facility for the organization since 2017 when they hosted the SKUSA Pro Tour SpringNationals.

15-year-old American karter Sarah Bradley has announced her move to Ryan Perry Motorsport for the remainder of the 2025 season. The Wildwood, Florida resident is leaving the Speed Concepts Racing team to reunite with RPM and will remain with the Sodi Kart chassis.