Liste provisoire catégorie 250
Ernesto Fonseca - Honda
Travis Preston - Honda
Jérémy McGrath - Honda
Michael Byrne - Kawasaki
James Stewart - Kawasaki
Ricky Carmichael - Suzuki
Sebastien Tortelli - Suzuki
Travis Pastrana – Suzuki
Chad Reed - Yamaha
David Vuillemin - Yamaha
Tim Ferry – Yamaha
Tyler Evans – Suzuki
Heat Voss – Yamaha
Mike LaRocco – Honda Amsoil
Kevin Windham – Honda Amsoil
Jason Thomas – Honda Subway
Joe Oehlhof – Honda Subway
Jeff Gibson – Honda Subway
Sean Hamblin
Eric Vallejo – Yamaha Star Racing
Brian Johnson – Yamaha Star Racing
Keith Johnson – Yamaha Star Racing
Jacob Saylor – Yamaha Star Racing
Isaiah Johnson – Yamaha Star Racing
Damon Huffman – Honda ECC
Robbie Reynard – Honda Planet
Randy Valade – Honda Motosport Outlet
Ryan Clark – Yamaha Solitaire
Clark Stiles – Honda Privateer.net
Jim Povolny – Honda Privateer.net
Brian Mason – Honda Privateer.net
Jiri Dostal – Honda Privateer.net
Ted Campbell – Honda Bikesellerz.com
Robb Floth – Suzuki Bikesellerz.com
Kris Papworth – Suzuki Bikesellerz.com
Liste provisoire catégorie 125 Ouest
Andrew Short – Honda
Jay Marmont – Ktm Red Bull
Nathan Ramsey – Ktm Red Bull
Billy Laninovich – Honda Amsoil
Tommy Hahn – Honda Amsoil
Broc Hepler - Suzuki
Stephane Roncada – Kawasaki Pro Circuit
Ivan Tedesco – Kawasaki Pro Circuit
Paul Carpenter – Kawasaki Pro Circuit
Danny Smith – Yamaha of Troy
Brett Metcalf – Yamaha of Troy
Chris Gosselaar – Suzuki Motoworld
Kyle Partridge – Suzuki Motoworld
Josh Summey – Honda Samsung
Josh Woods – Honda Samsung
Brian Gray – Honda ECC
Bobby Kiniry – Honda ECC
Jesse Casillas – Honda ECC
Johnny Marley – Honda ECC
Jamie Grosser – Honda Moto XXX
Ryan Sipes – Suzuki WBR
Richie Owens – Suzuki WBR
Ryan Morias – Suzuki WBR
Akira Narita – Honda Motosport Outlet
Greg Schnell – Honda Motosport Outlet
Vincent Blair – Yamaha BlairMx.com
Nick Wey – Honda MDK Motorsports
Eric McCrumin – Honda MDK Motorsports
Levi Reid – Yamaha TRIKT Racing
Tiffer Wright – Yamaha TRIKT Racing
Jase Merritt – Yamaha TRIKT Racing
Chris Whitcraft - Yamaha Bikesellerz.com
Liste provisoire catégorie 125 Est
Ryan Mills - Ktm Red Bull
Josh Hansen – Ktm Red Bull
Josh Grant – Honda Amsoil
Joaquim Rodrigues – Honda Amsoil
Grant Langston – Kawasaki Pro Circuit
Davi Millsaps - Suzuki
Matt Walker – Kawasaki Pro Circuit
Broc Sellards – Yamaha of Troy
Kelly Smith – Yamaha of Troy
Eric Sorby – Suzuki Motoworld
Shae Bentley – Suzuki Motoworld
Matt Goerke – Suzuki Motoworld
Branden Jesseman – Suzuki Motoworld
Troy Adams – Honda Samsung
Steve Boniface – Honda Samsung
Robbie Smith - Yamaha
Kyle Lewis – Honda Moto XXX
Justin Buckelew – Honda Moto XXX
Nick Evennou – Honda Moto XXX
Steve Lamson – Honda Motosport Outlet
Tucker Hibbert – Honda Motosport Outlet
Daniel Blair – Yamaha BlairMx.com
Jeff Dement – Suzuki K's Motorsport's
James Marshall – Suzuki K's Motorsport's
Charles Ellis – Suzuki K's Motorsport's
Vernon McKiddie – Suzuki K's Motorsport's
Willy Browning - Suzuki Bikesellerz.com