Supermoto USA and Street Freestyle Return to AMA Weekend SONOMA, Calif. (May 10, 2007) “” Supermoto and street freestyle return to Infineon Raceway for a second consecutive year at the Kawasaki AMA Superbike Showdown, May 18-20, making for an action-packed weekend both on the road course and off. The weekend is presented by Supercuts. Santa Rosa Powersport’s Supermoto USA, presented by East Bay Motorsports, will host a three-day event at Infineon Raceway’s premier kart track, and more than 300 riders are expected, including Fairfield resident Casey Yarrow, a former District One Flat Track champion. The circuit will be 80-percent paved and 20-percent dirt, with many motocross-style obstacles. There will be $5,000 in cash and prizes on the line throughout the weekend. This event will be part of Supermoto USA’s 10-race West Coast schedule for 2007, and many top-level professionals, as well as local hotshot contenders, are expected to attend. Saturday will feature a first-ever AMA sanctioned Mini Motard World Cup event, with the country’s best youngsters competing for championship titles in several categories. The weekend will also feature SBFreaks Freestyle on the island in Turn 10. This event will also span all three days and feature top U.S. stunters, including team “Servin’ it Up,” which will perform a variety of tricks on their street bikes, including Stopees and Crazy Larry’s. This will mark the second consecutive Street Freestyle event at Infineon Raceway as riders perform a variety of tricks on their 400- and- 500-pound street bikes competing for $10,000 in cash and prizes. Expect to see bikes like Harley-Davidson and Buell, among others, in the competition, which will feature a variety of disciplines. For more information on the supermoto, visit www.supermotousa.com, and for more information on SBFreaks, visit www.sbfreaks.com. WHAT: Kawasaki AMA Superbike Showdown, presented by Supercuts WHEN: May 18-20 CIRCUIT: 12-turn, 2.22-mile road course 2006 SUPERBIKE POLE WINNER: Ben Spies (Suzuki) 2006 SUPERBIKE WINNER: Ben Spies (Suzuki) NOTABLE: The race weekend will feature a doubleheader of AMA Superbike racing, as well as Supermoto and SBFreaks Freestyle. TICKETS: $15-$35 single day/$60 weekend; 12-and-under FREE and parking FREE INFORMATION: 800-870-RACE, www.infineonraceway.com, www.ticketmaster.com