1 ´83 Assen Christian Sarron + Carlos Lavado
2 ´83 Assen i don´know
3 ´83 Assen 125cc 1. (1) Angel Nieto 2. (5) Ricardo Tormo
4 ´83 Assen 250cc winner Carlos Lavado 2
5 ´83 Assen 250cc winner Carlos Lavado second Ivan Palazzese 1
6 ´83 Assen 250cc winner Carlos Lavado second Ivan Palazzese 2
7 ´83 Assen 250cc winner Carlos Lavado
8 ´83 Assen 500cc 5. Eddie Lawson
9 ´83 Assen 500cc third Freddie Spencer
10 ´83 Assen 500cc winner Kenny Roberts down second Takazumi Katayama
11 ´83 Assen Joey Dunlop
12 ´83 Assen Mick Grant + Rob McElnea
13 ´83 Assen Patrick Fernandez
of 13
´83 Assen 250cc winner Carlos Lavado 2