In 2002, SSR invented a two-piece hybrid wheel using both semi-solid forging and heat treatment technologies.Their aftermarket wheels are popular with owners of sport compact and import cars on the race and show circuits.[4][16] From 1984 to 1991, the Speed Star Wheel Racing Team participated in the All-Japan Formula Two Championship, which was then renamed the All-Japan Formula 3000 Championship from 1987 onwards, with Masahiro Hasemi, Jeff Krosnoff and Yoshiyasu Tachi as the drivers.[17][18] SSR supplied wheels for the Leyton House Racing team in Formula One for use on their March 881 for the 1988 season.[4][24] Hasemi Motorsport also entered an SSR-sponsored Nissan Skyline RS Silhouette Formula in the 1980's.[25][26][27] SSR also supplies wheels to many teams in the Super GT sports car racing series.