Production Period: 1957-1963

One of two horse box models in the 1-75 series (see also 17E) and one of several models based on
ERF vehicles.

Production Period: 1964-1969

One of the more unique of the 1-75 series. The model represents a Aktiv Fischer Snow Trac ST4.
The models came with rubber tracks which are now dried out and prone to cracking and breaking.

Variation 1:

The model came with "SNOW-TRAC" labels on the sides or without labels.