UNITED STATES
| 1 | CARMICHAEL, Ricky | MX1 | SUZUKI 450 |
| 2 | VILLOPOTO, Ryan | MX2 | KAWASAKI 250 |
| 3 | FERRY, Tim | Open | KAWASAKI 450 |
Team Manager: DE COSTER, Roger
BELGIUM
| 4 | RAMON, Steve | MX1 | SUZUKI 450 |
| 5 | STRIJBOS, Kevin | MX2 | SUZUKI 250 |
| 6 | DE DIJCKER, Ken | Open | HONDA 450 |
Team Manager: SMETS, Joël
NEW ZEALAND
| 7 | COPPINS, Joshua | MX1 | YAMAHA 450 |
| 8 | TOWNLEY, Benjamin | MX2 | KAWASAKI 250 |
| 9 | COOPER, Cody | Open | HONDA 450 |
Team Manager: BURLING, Russell
ITALY
| 10 | PHILIPPAERTS, David | MX1 | KTM 450 |
| 11 | CAIROLI, Antonio | MX2 | YAMAHA 250 |
| 12 | GUARNERI, Davide | Open | YAMAHA 450 |
Team Manager: BARTOLINI, Andrea
FRANCE
| 13 | POURCEL, Sébastien | MX1 | KAWASAKI 450 |
| 14 | AUBIN, Nicolas | MX2 | YAMAHA 250 |
| 15 | RENET, Pierre-Alexandre | Open | HONDA 450 |
Team Manager: ROBERT, Olivier
GREAT BRITAIN
| 16 | MACKENZIE, William | MX1 | KAWASAKI 450 |
| 17 | SEARLE, Tommy | MX2 | KTM 250 |
| 18 | NOBLE, James | Open | HONDA 450 |
Team Manager: EASTWOOD, Mark
SOUTH AFRICA
| 19 | LANGSTON, Grant | MX1 | YAMAHA 450 |
| 20 | SWANEPOEL, Gareth | MX2 | KAWASAKI 250 |
| 21 | AVIS, Wyatt | Open | KTM 450 |
Team Manager: ALBERTYN, Greg
SPAIN
| 22 | BARRAGAN, Jonathan | MX1 | KTM 450 |
| 23 | CAMPANO, Carlos | MX2 | KAWASAKI 250 |
| 24 | LOZANO, Alvaro | Open | KTM 525 |
Team Manager: VALLE, Rafael
ESTONIA
| 25 | LEOK, Tanel | MX1 | KAWASAKI 450 |
| 26 | KRESTINOV, Gert | MX2 | KTM 250 |
| 27 | LEOK, Aigar | Open | YAMAHA 450 |
Team Manager: LAJAL, Mart
AUSTRALIA
| 31 | REED, Chad | MX1 | YAMAHA 450 |
| 32 | McFARLANE, Andrew | MX2 | SUZUKI 250 |
| 33 | BYRNE, Michael | Open | SUZUKI 450 |
Team Manager: BENN, Gary
JAPAN
| 34 | NARITA, Akira | MX1 | YAMAHA 450 |
| 35 | MASUDA, Kazumasa | MX2 | HONDA 250 |
| 36 | ATSUTA, Yoshitaka | Open | HONDA 450 |
Team Manager: WATANBE, Seita
GERMANY
| 37 | NAGL, MAXIMILIAN | MX1 | KTM 450 |
| 38 | SCHRÖTER, Dennis | MX2 | SUZUKI 250 |
| 39 | SCHIFFER, Marcus | Open | KTM 450 |
Team Manager: NOACK, Olaf
PORTUGAL
| 40 | GONCALVES, Paulo | MX1 | HONDA 450 |
| 41 | GONCALVES, Rui | MX2 | KTM 250 |
| 42 | RODRIGUES, Joaquim | Open | KTM 450 |
Team Manager: BASTOS, Hugo
CZECH REPUBLIC
| 46 | CEPELAK, Jiri | MX1 | KTM 450 |
| 47 | BRABEC, Jan | MX2 | HONDA 250 |
| 48 | KADLECEK, Michal | Open | HONDA 450 |
Team Manager: TOMAN, Josef
SWITZERLAND
| 49 | BILL, Julien | MX1 | HONDA 450 |
| 50 | TONUS, Arnaud | MX2 | KTM 250 |
| 51 | RISTORI, Marc | Open | HONDA 450 |
Team Manager: ZEUGIN, Marius
CANADA
| 52 | ROY, Jean-Sébastien | MX1 | YAMAHA 450 |
| 53 | FACCIOTTI, Colton | MX2 | YAMAHA 250 |
| 54 | MORGAN, Blair | Open | YAMAHA 450 |
Team Manager: BASTEDO, Carl
SWEDEN
| 55 | WING, Jonas | MX1 | KTM 450 |
| 56 | KARLSSON, Fredrik | MX2 | YAMAHA 250 |
| 57 | HULTMAN, Thomas | Open | HONDA 450 |
Team Manager: BRUNZELL, Mikael
LATVIA
| 73 | KEMPELIS, Filips | MX1 | HONDA 450 |
| 74 | STEINBERGS, Ivo | MX2 | HONDA 250 |
| 75 | FREIBERGS, Lauris | Open | YAMAHA 450 |
Team Manager: GERMANIS, Ivo
HUNGARY
| 76 | NEMETH, Kronel | MX1 | SUZUKI 450 |
| 77 | SZVOBODA, Bence | MX2 | KTM 250 |
| 78 | CZUNI, Laszlo | Open | HONDA 450 |
Team Manager: CVICK, Istvan
CROATIA
| 85 | LELJAK, Marco | MX1 | KTM 450 |
| 86 | LOVAKOVIC, Mirko | MX2 | YAMAHA 250 |
| 87 | SIPEK, Nenad | Open | YAMAHA 480 |
Team Manager: JAROS, Zlatko
CHINA
| 88 | SHI, Le | MX1 | |
| 89 | SHI, Yu Meng | MX2 | |
| 90 | SU, Wenmin | Open |
Team Manager: PENG, Liang
CHILE
| 101 | ISRAEL, Jeremias | MX1 | HONDA 450 |
| 102 | ISRAEL, Vicente | MX2 | HONDA 250 |
| 103 | ISRAEL, Benjamin | Open | HONDA 450 |
Team Manager: ANDRIS, Kelly
PUERTO RICO
| 104 | APONTE, Gino | MX1 | YAMAHA 450 |
| 105 | GIEGER, Tarah | MX2 | YAMAHA 250 |
| 106 | RUIZ, Christian | Open | SUZUKI 450 |
Team Manager: CATALA, Gabriel
GUATEMALA
| 107 | MEDRANO, Antonio | MX1 | YAMAHA 450 |
| 108 | GANDARA, Gerardo | MX2 | KTM 250 |
| 109 | RODRIGUEZ, Fabian | Open | HONDA 450 |
Team Manager: MORALES, Ovidio
ICELAND
| 110 | THORDARSON, Valdimar | MX1 | YAMAHA 450 |
| 111 | OMARSSON, Aron | MX2 | KTM 250 |
| 112 | SIGURDARSON, Einar | Open | KTM 477 |
Team Manager: ASGEIRSSON, Hakon
IRELAND
| 113 | CROCKARD, Gordon | MX1 | HONDA 450 |
| 114 | BARR, Martin | MX2 | YAMAHA 250 |
| 115 | GARRETT, Wayne | Open | KTM 450 |
Team Manager: RUSSELL, Stephen
DOMINICAN REPUBLIC
| 116 | ROJAS, Henry | MX1 | SUZUKI 450 |
| 117 | MEJIA, Raynear | MX2 | HONDA 250 |
| 118 | TORIBIO, Pablo | Open | HONDA 450 |
Team Manager: CABA, Aiban
COSTA RICA
| 119 | CHAKON, David | MX1 | KAWASAKI 450 |
| 120 | CASTRO, Roberto | MX2 | KAWASAKI 250 |
| 121 | MORA, Johan | Open | KAWASAKI 450 |
Team Manager: AKIN, Chuck
BULGARIA
| 122 | KUMANOV, Nikolay | MX1 | KAWASAKI 450 |
| 123 | KOLEV, Nikoly | MX2 | SUZUKI 250 |
| 124 | TONCHEV, Rosen | Open | KTM 480 |
Team Manager: KUMANOV, Kuman
ECUADOR
| 125 | BENENAULA, Andres | MX1 | YAMAHA 450 |
| 126 | DAVALOS, Martin | MX2 | KTM 250 |
| 127 | SALAZAR, Jetro | Open | KAWASAKI 250 |
Team Manager: MALO, Andres
UKRAINE
| 128 | ONYPCHENKO, Sergiy | MX1 | HONDA 450 |
| 129 | PASCHYNSKIY, Oleksandr | MX2 | KTM 250 |
| 130 | MOROZOV, Roman | Open | KTM 505 |
Team Manager: PASCHYNSKIY, Sergiy
VENEZUELA
| 131 | SANDOVAL, Michel | MX1 | YAMAHA 450 |
| 132 | MARTIN, Humberto | MX2 | YAMAHA 250 |
| 133 | MACIA, Fernando | Open | YAMAHA 450 |
Team Manager: SORONDO, Ramon
MEXICO
| 134 | GARCIA, Martin | MX1 | HONDA 450 |
| 135 | MENDOZA, Diego | MX2 | HONDA 250 |
| 136 | REYES, Rene | OPEN | HONDA 450 |
Team Managers: ESPANA, Nicolas; BELESIA, Danielle
