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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.

  • Units: Metric (m)

  • Car class: 1

  • Unclassifiable vehicle class: 13

ClassDescriptionAxlesWheelbase
S21Car20 - 3.0
M3452Car + trailer3 - 53.0 - 7.5
M23Medium length 2 axle23.0 - 7.5
M34Medium length 3 axle33.0 - 7.5
M45Medium length 4 axle43.0 - 7.5
L36Long length 3 axle37.5 - 18.5
L47Long length 4 axle47.5 - 18.5
L58Long length 5 axle57.5 - 18.5
L69Long length 6 axle67.5 - 18.5
L7810Long length 7 or 8 axle7 - 87.5 - 18.5
Mc11Medium combination5 - 1118.5 - 34.0
Lc12Long combination6 - 19> 34.0