1998 Australian motorcycle Grand Prix

  1998 Australian Grand Prix
Race details
Race 13 of 14 races in the
1998 Grand Prix motorcycle racing season
Date4 October 1998
Official nameQantas Australian Grand Prix
LocationPhillip Island Grand Prix Circuit
Course
  • Permanent racing facility
  • 4.448 km (2.764 mi)
500cc
Pole position
Rider Mick Doohan
Time 1:33.162
Fastest lap
Rider Simon Crafar
Time 1:33.868 on lap 11
Podium
First Mick Doohan
Second Simon Crafar
Third Àlex Crivillé
250cc
Pole position
Rider Loris Capirossi
Time 1:35.025
Fastest lap
Rider Tetsuya Harada
Time 1:35.253 on lap 7
Podium
First Valentino Rossi
Second Loris Capirossi
Third Olivier Jacque
125cc
Pole position
Rider Marco Melandri
Time 1:40.490
Fastest lap
Rider Marco Melandri
Time 1:40.296 on lap 23
Podium
First Masao Azuma
Second Tomomi Manako
Third Marco Melandri

The 1998 Australian motorcycle Grand Prix was the thirteenth round of the 1998 Grand Prix motorcycle racing season. It took place on 4 October 1998 at the Phillip Island Grand Prix Circuit.