NAASRA
NAASRA was used in Australia until 1994. It is a system classifying according to the total number of axles, the number of axle groups and vehicle wheelbase. There are 13 classes.
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Units: Metric (m)
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Car class: 1
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Unclassifiable vehicle class: 13
| Class | Description | Axles | Wheelbase | |
|---|---|---|---|---|
| S2 | 1 | Car | 2 | 0 - 3.0 |
| M345 | 2 | Car + trailer | 3 - 5 | 3.0 - 7.5 |
| M2 | 3 | Medium length 2 axle | 2 | 3.0 - 7.5 |
| M3 | 4 | Medium length 3 axle | 3 | 3.0 - 7.5 |
| M4 | 5 | Medium length 4 axle | 4 | 3.0 - 7.5 |
| L3 | 6 | Long length 3 axle | 3 | 7.5 - 18.5 |
| L4 | 7 | Long length 4 axle | 4 | 7.5 - 18.5 |
| L5 | 8 | Long length 5 axle | 5 | 7.5 - 18.5 |
| L6 | 9 | Long length 6 axle | 6 | 7.5 - 18.5 |
| L78 | 10 | Long length 7 or 8 axle | 7 - 8 | 7.5 - 18.5 |
| Mc | 11 | Medium combination | 5 - 11 | 18.5 - 34.0 |
| Lc | 12 | Long combination | 6 - 19 | > 34.0 |