Zi U-9 - Modifications

Modifications

During mass-production there were some improvements of the ZiU-9 design. Any major change is designated by a letter after the '9' or '682' index:

  • (1971) ZiU-9 - first prototype vehicles
  • (1972) ZiU-9B (ЗиУ-9Б) - first large-series vehicles
  • (1976) ZiU-9V (ЗиУ-9В) - major improvements in electric equipment

Read more about this topic:  Zi U-9