partners & Sponsors

The ROK Cup USA kart racing series is a division of the internationally recognized ROK Cup racing program, powered by the Vortex Engine package. The program promotes parity within the classes, and the parent series, ROK Cup, is an FIA Authorized International Series with a 15-year history in over 32 countries. Sanzaru Games is an independent console video game development studio founded in 2007 by seven very experienced game developers; our mission is to bring together a group of talented individuals to share a common vision to develop fun to play, visually stunning and technically spectacular console games.
VP is recognized by many as the world leader in race fuel technology, with a catalog of more than 70 fuel blends and a growing roster of VP-fueled champions across the entire spectrum of motorsports. VP’s reputation for product quality, along with superior service and technical support, helped secure its position as the Official Racing Fuel of the WeatherTech United SportsCar Championship as well as sponsor of 60+ other series and sanctioning bodies, including AMA Supercross, World of Outlaws Sprint Cars and Late Models, Trans Am, NMRA, NMCA, PDRA and Rally America among many others. Since 1979, Red Line Synthetic Oil Corporation has grown to manufacture more than 100 quality products, including motor oils, gear oils, assembly lubes, fuel additives, and its popular WaterWetter cooling additive for the automotive, motorcycle, marine, and industrial markets. Based in Benicia, California, Red Line has a reputation with racers and enthusiasts alike for creating products that perform and protect better than any on the market, regardless of price.
Bridgestone is a world leader in developing innovative tire technologies. Bridgestone manufactures world-class tires for nearly every kind of vehicle, from a kart tire that stands only 10 inches high to a 13-foot-tall giant radial for earth-moving equipment. In addition, Bridgestone is also recognized internationally for producing a variety of other products, including building and industrial materials, natural rubber, and industrial fibers and textiles. The core executive team at World Speed Incorporated has a cumulative 70 years of spec formula racing car experience both in the racing school world as well as in various pro racing series. The racing team branch of the corporation, World Speed Motorsports, has won races and championships in Formula Atlantic, Star Mazda, and Formula Renault.
Quality, workmanship and satisfaction are the fundamentals behind the Brooks Motor Cars philosophy. Brooks Motor Cars sells and services Aston Martin, Mercedes Benz, Audi, Jaguar, Tesla, BMW and Porsche. Since 1996 Cameron Karting has been Northern California's one stop full service kart racing shop. We are conveniently located at Sonoma Raceway just steps from the world class Sim Raceway kart track. Our staff has over 50 combined years of racing experience which means we know what it takes to win.
Founded in 1992 and located at Sonoma Raceway, California's Wine Country Motor Sports has the largest combined inventory of Sparco, PUMA, OMP, HJC, Bell, and Arai products in the United States. Call: (800) 708-7223
Fathia Vineyards is a boutique family winery located in the heart of Sonoma Valley. The delicate structure, bold fruitness, and spicy elegance of our wine make it the pride of the Franco-Guerrero Family.