# 1998 Italian motorcycle Grand Prix

The 1998 Italian motorcycle Grand Prix was the fourth race of the 1998 Grand Prix motorcycle racing season. It took place on 17 May 1998 at the Mugello Circuit.

## 500 cc classification

| Pos. | No. | Rider | Team | Manufacturer | Laps | Time/Retired | Grid | Points |
| 1 | 1 | Mick Doohan | Repsol Honda | Honda | 23 | 43:55.307 | 1 | 25 |
| 2 | 6 | Max Biaggi | Marlboro Team Kanemoto | Honda | 23 | +5.395 | 3 | 20 |
| 3 | 4 | Àlex Crivillé | Repsol Honda | Honda | 23 | +13.141 | 5 | 16 |
| 4 | 8 | Carlos Checa | Movistar Honda Pons | Honda | 23 | +19.647 | 4 | 13 |
| 5 | 19 | John Kocinski | Movistar Honda Pons | Honda | 23 | +19.826 | 6 | 11 |
| 6 | 5 | Norick Abe | Yamaha Team Rainey | Yamaha | 23 | +21.881 | 7 | 10 |
| 7 | 11 | Simon Crafar | Red Bull Yamaha WCM | Yamaha | 23 | +22.626 | 11 | 9 |
| 8 | 3 | Nobuatsu Aoki | Suzuki Grand Prix Team | Suzuki | 23 | +24.235 | 8 | 8 |
| 9 | 9 | Alex Barros | Honda Gresini | Honda | 23 | +27.943 | 2 | 7 |
| 10 | 55 | Régis Laconi | Red Bull Yamaha WCM | Yamaha | 23 | +40.767 | 10 | 6 |
| 11 | 28 | Ralf Waldmann | Marlboro Team Roberts | Modenas KR3 | 23 | +47.331 | 19 | 5 |
| 12 | 21 | Kyoji Nanba | Yamaha Team Rainey | Yamaha | 23 | +59.623 | 16 | 4 |
| 13 | 18 | Garry McCoy | Shell Advance Racing | Honda | 23 | +1:04.004 | 9 | 3 |
| 14 | 15 | Sete Gibernau | Repsol Honda | Honda | 23 | +1:09.319 | 14 | 2 |
| 15 | 22 | Sébastien Gimbert | Repsol Honda | Honda | 23 | +1:14.294 | 17 | 1 |
| 16 | 17 | Jurgen van den Goorbergh | Dee Cee Jeans Racing Team | Honda | 23 | +1:15.781 | 18 | |
| 17 | 25 | Yukio Kagayama | Suzuki Grand Prix Team | Suzuki | 23 | +1:16.909 | 12 | |
| 18 | 77 | Eskil Suter | MuZ Roc RennSport | MuZ | 23 | +2:02.092 | 20 | |
| 19 | 88 | Scott Smart | Team Millar Honda Britain | Honda | 22 | +1 lap | 22 | |
| 20 | 57 | Fabio Carpani | Team Polini Inoxmacel | Honda | 22 | +1 lap | 24 | |
| Ret | 63 | Gianmaria Liverani | Team Paton | Paton | 21 | Retirement | 23 | |
| Ret | 14 | Juan Borja | Shell Advance Racing | Honda | 15 | Retirement | 15 | |
| Ret | 10 | Kenny Roberts Jr. | Team Roberts | Modenas KR3 | 11 | Retirement | 13 | |
| Ret | 23 | Matt Wait | FCC TSR | Honda | 0 | Accident | 21 | |
| DNQ | 2 | Tadayuki Okada | Repsol Honda | Honda | | Did not qualify | | |
| Sources: |||||||||

## 250 cc classification

The race was held in two parts as rain caused its interruption; aggregate times from the two heats determined the final result.
| Pos. | No. | Rider | Manufacturer | Laps | Time/Retired | Grid | Points |
| 1 | 34 | Marcellino Lucchi | Aprilia | 21 | 40:59.049 | 3 | 25 |
| 2 | 46 | Valentino Rossi | Aprilia | 21 | +5.701 | 4 | 20 |
| 3 | 31 | Tetsuya Harada | Aprilia | 21 | +7.625 | 1 | 16 |
| 4 | 65 | Loris Capirossi | Aprilia | 21 | +10.029 | 2 | 13 |
| 5 | 4 | Stefano Perugini | Honda | 21 | +47.830 | 13 | 11 |
| 6 | 6 | Haruchika Aoki | Honda | 21 | +48.205 | 12 | 10 |
| 7 | 5 | Tohru Ukawa | Honda | 21 | +49.376 | 11 | 9 |
| 8 | 17 | José Luis Cardoso | Yamaha | 21 | +50.080 | 8 | 8 |
| 9 | 8 | Luis d'Antin | Yamaha | 21 | +50.161 | 16 | 7 |
| 10 | 37 | Luca Boscoscuro | TSR-Honda | 21 | +52.738 | 15 | 6 |
| 11 | 21 | Franco Battaini | Yamaha | 21 | +54.241 | 17 | 5 |
| 12 | 7 | Takeshi Tsujimura | Yamaha | 21 | +54.306 | 18 | 4 |
| 13 | 25 | Yasumasa Hatakeyama | ERP Honda | 21 | +1:50.752 | 23 | 3 |
| 14 | 14 | Davide Bulega | Honda | 21 | +1:53.990 | 22 | 2 |
| 15 | 41 | Federico Gartner | Aprilia | 21 | +2:22.611 | 24 | 1 |
| 16 | 20 | William Costes | Honda | 20 | +1 lap | 21 | |
| Ret | 18 | Osamu Miyazaki | Yamaha | 19 | Accident | 19 | |
| Ret | 9 | Jeremy McWilliams | TSR-Honda | 19 | Retirement | 7 | |
| Ret | 27 | Sebastián Porto | Aprilia | 14 | Accident | 10 | |
| Ret | 12 | Noriyasu Numata | Suzuki | 11 | Retirement | 14 | |
| Ret | 19 | Olivier Jacque | Honda | 10 | Retirement | 6 | |
| Ret | 24 | Jason Vincent | TSR-Honda | 6 | Retirement | 20 | |
| Ret | 11 | Jürgen Fuchs | Aprilia | 2 | Retirement | 5 | |
| Ret | 44 | Roberto Rolfo | TSR-Honda | 1 | Accident | 9 | |
| DNS | 16 | Johan Stigefelt | Suzuki | | Did not start | | |
| Source: ||||||||

## 125 cc classification

| Pos. | No. | Rider | Manufacturer | Laps | Time/Retired | Grid | Points |
| 1 | 3 | Tomomi Manako | Honda | 20 | 40:53.607 | 3 | 25 |
| 2 | 13 | Marco Melandri | Honda | 20 | +0.044 | 8 | 20 |
| 3 | 8 | Gianluigi Scalvini | Honda | 20 | +0.201 | 5 | 16 |
| 4 | 4 | Kazuto Sakata | Aprilia | 20 | +3.152 | 2 | 13 |
| 5 | 41 | Youichi Ui | Yamaha | 20 | +8.162 | 7 | 11 |
| 6 | 23 | Gino Borsoi | Aprilia | 20 | +8.195 | 14 | 10 |
| 7 | 2 | Noboru Ueda | Honda | 20 | +10.097 | 1 | 9 |
| 8 | 9 | Frédéric Petit | Honda | 20 | +12.745 | 11 | 8 |
| 9 | 20 | Masao Azuma | Honda | 20 | +12.757 | 13 | 7 |
| 10 | 5 | Masaki Tokudome | Aprilia | 20 | +24.284 | 10 | 6 |
| 11 | 21 | Arnaud Vincent | Aprilia | 20 | +24.388 | 18 | 5 |
| 12 | 18 | Paolo Tessari | Aprilia | 20 | +24.415 | 6 | 4 |
| 13 | 26 | Ivan Goi | Aprilia | 20 | +25.393 | 15 | 3 |
| 14 | 22 | Steve Jenkner | Aprilia | 20 | +31.066 | 16 | 2 |
| 15 | 64 | Claudio Cipriani | Aprilia | 20 | +49.419 | 19 | 1 |
| 16 | 59 | Jerónimo Vidal | Aprilia | 20 | +52.007 | 21 | |
| 17 | 7 | Emilio Alzamora | Aprilia | 20 | +1:01.180 | 20 | |
| 18 | 17 | Enrique Maturana | Yamaha | 20 | +1:01.801 | 24 | |
| 19 | 62 | Yoshiaki Katoh | Yamaha | 20 | +1:04.438 | 25 | |
| 20 | 63 | Marco Tresoldi | Honda | 20 | +1:12.177 | 23 | |
| Ret | 32 | Mirko Giansanti | Honda | 19 | Accident | 9 | |
| Ret | 10 | Lucio Cecchinello | Honda | 19 | Accident | 12 | |
| Ret | 65 | Andrea Iommi | Honda | 14 | Retirement | 27 | |
| Ret | 39 | Jaroslav Huleš | Honda | 11 | Retirement | 22 | |
| Ret | 16 | Christian Manna | Yamaha | 5 | Accident | 26 | |
| Ret | 15 | Roberto Locatelli | Honda | 4 | Retirement | 4 | |
| Ret | 29 | Ángel Nieto, Jr. | Aprilia | 4 | Retirement | 17 | |
| Source: ||||||||

## Championship standings after the race (500cc)

Below are the standings for the top five riders and constructors after round four has concluded.
| Pos. | Rider | Points |
| 1 | Max Biaggi | 77 |
| 2 | Mick Doohan | 70 |
| 3 | Àlex Crivillé | 67 |
| 4 | Carlos Checa | 54 |
| 5 | John Kocinski | 30 |
| Pos. | Constructor | Points |
| 1 | Honda | 100 |
| 2 | Yamaha | 45 |
| 3 | Suzuki | 36 |
| 4 | Modenas KR3 | 24 |
| 5 | MuZ | 4 |
* Note: Only the top five positions are included for both sets of standings.