| Gearing & Lap Times |
| Class |
Gear Ratio |
Lap Times |
| Midgets @ 90kg |
12:74-76 |
43.7 |
| Rookies @ 105kg |
13:72-74 |
41.7 |
| Junior National Light @ 120kg |
12:73-74 |
40.7 |
| Junior National Heavy @ 140kg |
12:74-75 |
41.2 |
| Junior Clubman @ 135/140kg (air/water cooled) |
- |
36.275 |
| Senior National Light @ 140kg |
- |
40.082 |
| Senior National Heavy @ 160kg |
- |
40.784 |
| Clubman Light @ 140kg |
10:78 |
39.5 |
| Clubman Heavy @ 160kg |
10:81 |
37.7 |
| Clubman Super Heavy @ 180kg |
- |
38.001 |
| Clubman Over 40's @ 160kg |
- |
37.584 |
| Formula 100 @ 150kg |
- |
- |
| Rotax 125 Light @ 160kg |
- |
35.205 |
| Rotax 125 Heavy @ 180kg |
- |
35.915 |
| Formula Australia Light @ 140/145kg (air/water cooled) |
- |
36.398 |
| Formula Australia Heavy @ 160/165kg (air/water cooled) |
- |
- |
| Formula Australia Super Heavy @ 180/185kg (air/water cooled) |
- |
- |
| Sportsman 125 light |
Leopard 10:72-76 / Rotax 12:76-80 |
37.1 |
| Sportsman 125 heavy |
Leopard 10:74-76 / Rotax 12:77-81 |
36.5 |
| Restricted 125 heavy |
Leopard 10:76-78 / Rotax 12:82-85 |
37.9 |
| Restricted 125 Light |
Leopard 10:74-77 / Rotax 12:78-82 |
37.3 |