| Highlighted : Current records |
| Date | Rider | Place | Manufacturer, Model | Class | Mph | Km/h |
|---|---|---|---|---|---|---|
| 2021-08-31 | Hirohisa KOISO | Bonneville Salt Flats - USA | Harley Davidson FXD | I.A1.B II.2 2500cc | 1 km: 249.443 mph Mile: 248.754 mph | 1 km: 401.440 km/h Mile: 400.331 km/h |
| 2021-08-29 | Hirohisa KOISO | Bonneville Salt Flats - USA | Harley Davidson FXD | I.A1.B II.2 2500cc | 1 km: 229.707 mph Mile: 228.482 mph | 1 km: 369.679 km/h Mile: 367.706 km/h |
| 2018-08-26 | Hirohisa KOISO | Bonneville Salt Flats - USA | Harley Davidson Jims FXD | I.A1.B II.2 2500cc | 1 km: 224.340 mph Mile: 223.195 mph | 1 km: 361.040 km/h Mile: 359.199 km/h |
| Highlighted : Current records |