AMA National Supermoto Race at Infineon on AMA weekend May 16-17 will be held in conjunction with the Supermoto USA series. LeoVince Becomes Title Sponsor of Supermoto USA Series Nine Event Series Showcases Top Level Racing in Northern California Richmond, CA – The 2009 Supermoto USA Championship series presented by LeoVince is the largest Pro/Am race series in the country and includes the second round of the AMA Supermoto National Championship at Infineon Raceway on May 16-17. Stars like Jeff Ward and Mark Burkhart will be competing for the 450 series title and LeoVince’s own Steve Drew will be defending his #1 plate in the Unlimited class with his Hart & Huntington machine. There will also be a Supermoto racing school on Friday May 15th led by Mark Burkhart. For 2009, there will two individual track championships and an overall winner in the Nor-Cal Championship series. There will be four events at Infineon Raceway in Sonoma and four at Prairie City near Sacramento. About Supermoto USA Formed in 2001, Supermoto USA Nor-Cal, has become the largest Pro/Am race series in the country. The 2009 calendar will have nine events, three of which will play host to the AMA XTRM Amateur National Championship. Supermoto USA has a strong reputation for producing some of the fastest youth riders in the country including MotoGP rookie Cameron Beaubier, as well as Troy Lee Design¹s newest rider, Joey Pascarella and others. Supermoto USA has produced over 80 Pro/Am races, at 16 different facilities, in three different states, in the last nine years. As a leader in combined asphalt and dirt racing promotions, Supermoto USA is dedicated to providing safe, fair competition that the entire family can enjoy. For more information, visit supermotousa.com. LeoVince Information All LeoVince exhaust systems are the result of our experience acquired on world-class competition circuits. LeoVince supports teams competing in MotoGP, World Superbike and Supersport, MX1 and MX2 Motocross, World Enduro, and Supermoto. LeoVince’s commitment to racing in the U.S. includes teams in AMA Superbike, Supercross, Outdoor MX, GNCC, Supermoto and Grand National Flat Track. LeoVince is a division of Sito Gruppo Industriale based in Monticello d¹Alba, Italy. Sito is the largest exhaust manufacturer in Europe. LeoVince USA brands include SBK for sportbikes, Silvertail for cruisers, Scoot for scooters, X3 for off-road and ATVs and Sito for low-cost OEM replacement. For more information visit LeoVinceUSA.com. LeoVince products are distributed to U.S. motorcycle dealers by Parts Unlimited, Western Power Sports and Tucker Rocky.