500cc Classification
| Pos | Rider | Manufacturer | Time/Retired | Points |
|---|---|---|---|---|
| 1 | Wayne Gardner | Honda | 48:15.940 | 20 |
| 2 | Wayne Rainey | Yamaha | +0.350 | 17 |
| 3 | Christian Sarron | Yamaha | +0.470 | 15 |
| 4 | Kevin Magee | Yamaha | +1.510 | 13 |
| 5 | Eddie Lawson | Honda | +10.970 | 11 |
| 6 | Tadahiko Taira | Yamaha | +12.570 | 10 |
| 7 | Ron Haslam | Suzuki | +32.460 | 9 |
| 8 | Mick Doohan | Honda | +47.660 | 8 |
| 9 | Michael Dowson | Yamaha | +1:27.820 | 7 |
| 10 | Dominique Sarron | Honda | +1 Lap | 6 |
| 11 | Alessandro Valesi | Yamaha | +1 Lap | 5 |
| 12 | Damon Buckmaster | Honda | +1 Lap | 4 |
| 13 | Marco Gentile | Fior | +1 Lap | 3 |
| 14 | Nicholas Schmassman | Honda | +3 Laps | 2 |
| 15 | Michael Rudroff | Honda | +3 Laps | 1 |
| Ret | Greg Drew | PRP | Retirement | |
| Ret | Freddie Spencer | Yamaha | Retirement | |
| Ret | Randy Mamola | Cagiva | Retirement | |
| Ret | Malcolm Campbell | Honda | Retirement | |
| Ret | Kevin Schwantz | Suzuki | Retirement | |
| Ret | Bubba Shobert | Honda | Retirement | |
| Ret | Francisco Gonzales | Honda | Retirement | |
| Ret | Niall Mackenzie | Yamaha | Retirement | |
| Ret | James Judd | Yamaha | Retirement | |
| Ret | Pierfrancesco Chili | Honda | Retirement |
Read more about this topic: 1989 Australian Motorcycle Grand Prix