Fairfax, VA. The United States Grand Prix Racers Union announces the 2009 calendar of events for the National Championship Series. Eastern Region Apr 04-05 JenningsGP May 02-03 Road America Jul 11-12 Heartland Park Jul 25-26 NJ Motorsports Park Sep 12-13 Mid Ohio Sportscar Course Western Region Mar 21-22 Buttonwillow Raceway Park Apr 18-19 Firebird Raceway Jun 06-07 High Plains Raceway Jul 11-12 Thunderhill Raceway Park Aug 15-16 Miller Motorsports Park National Championship final Oct 03-04 Barber Motorsports Park About USGPRU The USGPRU is the officially recognized Motorcycle 125 Grand Prix National Championship ® and 250 Grand Prix National Championship TM series. The USGPRU emulates true World MotoGP racing experience and serves to attract young riders to gain experience in a professional environment and provide a path to world-class motorcycle racing. The USGPRU structures events with extended length grand prix racing exclusive to the GP machines, timed qualifying and strong contingency and sponsor support. For additional details, visit www.USGPRU.net