Youthstream ha hecho oficial un nuevo calendario del Mundial de MXGP 2018. En principio, hay cambios en la fecha del Gran Premio de la Comunitat Valenciana y también se pasa de albergar el Europeo de 125cc por el de 300 y de 250.
| 2018 FIM MXGP / MX2 MOTOCROSS WORLD CHAMPIONSHIP CALENDAR | |||
| DATE | GRAND PRIX | VENUE | ADDITIONAL RACES |
| 4 March | PATAGONIA – ARGENTINA | Neuquen | |
| 18 March | LA COMUNITAT VALENCIANA | Redsand | EMX250, EMX300 |
| 25 March | EUROPE (NL) | Valkenswaard | EMX125, EMX250 |
| 8 April | TRENTINO (I) | Pietramurata | EMX125, Women |
| 15 April | PORTUGAL | Agueda | EMX300, Women |
| 1 May | RUSSIA | Orlyonok | EMX250, EMX300 |
| 13 May | LATVIA | Kegums | EMX125, EMX250 |
| 20 May | GERMANY | Teutschenthal | EMX125, Women |
| 3 June | GREAT BRITAIN | Matterley Basin | EMX250, EMX300, Veteran |
| 10 June | FRANCE | St Jean d’Angély | EMX125, EMX250 |
| 17 June | ITALY | tba | EMX250, Women |
| 1 July | INDONESIA | Pangkal Pinang | |
| 8 July | ASIA (INDONESIA) | Semarang | |
| 22 July | CZECH REP. | Loket | EMX65, EMX85, EMX300 |
| 5 August | BELGIUM | Lommel | EMX125, EMX250 |
| 12 August | SWEDEN | Uddevalla | EMX125, EMX250 |
| 19 August | SWITZERLAND | Frauenfeld/Gachnang | EMX125, EMX250 |
| 2 September | TURKEY | Afyon | |
| 16 September | THE NETHERLANDS | Assen | EMX125, EMX250, Women |
| 30 September | IMOLA (I) | Imola | Yamaha125, EMX300, Women |
|
7 October – Monster Energy FIM Motocross of Nations – USA, Red Bud |
|||
|
26 August – 2018 FIM JUNIOR MOTOCROSS WORLD CHAMPIONSHIP – Australia, Horsham |
|||
