A primeira das 19 rodadas do campeonato mundial de motocross 2019 começa neste fim de semana na bela pista de Neuquen, na Patagônia (Argentina). Veja abaixo os nomes dos pilotos anunciados para abertura do mundial. O Brasil está presente com 4 pilotos!
MXGP
| 4 Tonus Arnaud Yamaha SUI FMS Monster Energy Wilvo Yamaha MXGP Team |
| 12 Nagl Maximilian KTM GER DMSB KTM Sarholz Racing Team |
| 17 Butron Jose KTM ESP RFME JD GUNNEX KTM Racing Team |
| 18 Brylyakov Vsevolod Yamaha RUS MFR JWR Yamaha Racing |
| 21 Paulin Gautier Yamaha FRA MCM Monster Energy Wilvo Yamaha MXGP Team |
| 22 Strijbos Kevin Yamaha BEL FMB JWR Yamaha Racing |
| 24 Simpson Shaun KTM GBR ACU RFX KTM RACING POWERED BY PAR HOMES |
| 25 Desalle Clement Kawasaki BEL FMB Monster Energy Kawasaki Racing Team |
| 27 Jasikonis Arminas Husqvarna LTU LMSF Rockstar Energy Husqvarna Factory Racing |
| 33 Lieber Julien Kawasaki BEL FMB Monster Energy Kawasaki Racing Team |
| 41 Jonass Pauls Husqvarna LAT LAMSF Rockstar Energy Husqvarna Factory Racing |
| 73 Barreyra Gaston Kawasaki ARG CAMOD |
| 77 Lupino Alessandro Kawasaki ITA FMI Gebben Van Venrooy Kawasaki Racing |
| 89 Van Horebeek Jeremy Honda BEL FMB HONDA SR MOTOBLOUZ |
| 91 Seewer Jeremy Yamaha SUI FMS Monster Energy Yamaha Factory MXGP |
| 99 Anstie Max KTM GBR ACU Standing Construct KTM |
| 100 Searle Tommy Kawasaki GBR ACU BOS FACTORY |
| 128 Monticelli Ivo KTM ITA FMI Standing Construct KTM |
| 146 Urrutia Francisco KTM URU FUM |
| 171 Luzzardi Juan Pablo KTM ARG CAMOD |
| 175 Garrido Victor Honda ARG CAMOD |
| 179 Poli Joaquin Honda ARG CAMOD |
| 189 Bogers Brian Honda NED KNMV Team HRC |
| 220 Salazar Jetro Honda PER FPEM |
| 222 Cairoli Antonio KTM ITA FMI Red Bull KTM Factory Racing |
| 230 Assuncao Hector Honda BRA CBM |
| 243 Gajser Tim Honda SLO AMZS Team HRC |
| 259 Coldenhoff Glenn KTM NED KNMV Standing Construct KTM |
| 461 Febvre Romain Yamaha FRA FFM Monster Energy Yamaha Factory MXGP |
| 777 Bobryshev Evgeny Kawasaki RUS MFR BOS FACTORY |
| 789 Antezana Marcos Honda BOL FBM |
| 833 Toro Lautaro Husqvarna ARG CAMOD |
| 901 Fernandez Joaquin Suzuki ARG CAMOD |
| 911 Tixier Jordi KTM FRA FFM Team VHR KTM Racing |
| 925 Fernandez Jeremias Suzuki ARG CAMOD |
MX2
| 10 Vlaanderen Calvin Honda NED KNMV Team HRC |
| 11 Haarup Mikkel Husqvarna DEN DMU Rockstar Energy Husqvarna Factory Racing |
| 14 Beaton Jed Husqvarna AUS MA Rockstar Energy Husqvarna Factory Racing |
| 19 Olsen Thomas Kjer Husqvarna DEN DMU Rockstar Energy Husqvarna Factory Racing |
| 28 Vialle Tom KTM FRA FFM Red Bull KTM Factory Racing |
| 29 Jacobi Henry Kawasaki GER DMSB F&H Racing Team |
| 32 Van doninck Brent Honda BEL FMB Honda Redmoto Assomotor |
| 43 Evans Mitchell Honda AUS MA Honda 114 Motorsports |
| 46 Pootjes Davy Husqvarna NED KNMV TEAM DIGA-Procross |
| 53 Walsh Dylan Husqvarna NZL ACU REVO Husqvarna UK |
| 56 Pessoa Gustavo Kawasaki BRA CBM Bike It DRT Kawasaki |
| 57 Sanayei Darian Kawasaki USA ACU Bike It DRT Kawasaki |
| 61 Prado Jorge KTM ESP RFME Red Bull KTM Factory Racing |
| 66 Larranaga Olano Iker KTM ESP RFME Marchetti Racing Team KTM |
| 81 Hsu Brian Kawasaki GER MAMS BUD Racing Kawasaki |
| 85 Carrasco Agustin Kawasaki ARG CAMOD |
| 98 Vaessen Bas KTM NED KNMV Hitachi KTM fuelled by Milwaukee |
| 101 Pichon Zachary Honda FRA FFM Honda 114 Motorsports |
| 102 Sikyna Richard KTM SVK SMF JD GUNNEX KTM Racing Team |
| 133 Righi Luciano Husqvarna ARG CAMOD |
| 155 Mana Nicolas KTM ARG CAMOD |
| 161 Östlund Alvin Husqvarna SWE SVEMO REVO Husqvarna UK |
| 172 Boisrame Mathys Honda FRA FFM Honda Redmoto Assomotor |
| 193 Geerts Jago Yamaha BEL FMB Monster Energy Kemea Yamaha MX2 Team |
| 225 Strubhart Moreau Brian Kawasaki FRA FFM BUD Racing Kawasaki |
| 265 Diaz Velez Gonzalo Honda ARG CAMOD |
| 276 Villaronga Sergio Honda CHL FMC |
| 422 Bratschi German Husqvarna URU FUM |
| 426 Mewse Conrad KTM GBR ACU Hitachi KTM fuelled by Milwaukee |
| 707 Bearzi Mateo Husqvarna ARG CAMOD |
| 747 Cervellin Michele Yamaha ITA FMI YAMAHA SM ACTION – M.C. MIGLIORI |
| 811 Sterry Adam Kawasaki GBR ACU F&H Racing Team |
| 919 Watson Ben Yamaha GBR ACU Monster Energy Kemea Yamaha MX2 Team |
| 934 Dunka Lucas Honda BRA CBM |
| 945 De Souza Leonardo Honda BRA CBM |
| 959 Renaux Maxime Yamaha FRA FFM YAMAHA SM ACTION – M.C. MIGLIORI |
