There was a drop in used commercials sales last month.
The number of used imported cars sold last month was flat last when compared to last year.
MIA reports a record month of September for new-vehicle registrations.
Number of imported used passenger vehicles imported last month drop by more than 3,000 units.
Regions around Auckland are leading New Zealand's population growth.
There was a slight increase in net migration in the year ended February 2019.
Motor-vehicle spending has bounced back for a record month.
There were 12,353 used-imported cars registered last month.