[1] Suzuki's Daryl Beattie had an early season points lead but crashed and injured himself in practice at Assen.
[1] Kevin Schwantz retired after the third race of the season with his numerous injuries finally taking their toll.
Bold – Pole Italics – Fastest Lap [7][8] [9][10] Points are awarded to the top fifteen finishers.
Bold – Pole Italics – Fastest Lap [11][12] Points are awarded to the top fifteen finishers.
Bold – Pole Italics – Fastest Lap † Half-points awarded in Malaysia, as the riders did not complete the sufficient distance for full points.