Moto Guzzi gave its contribute to the military production since
its foundation, in 1921 (so, in the WWI the Moto Guzzi did not
exisit yet).
The
first motorcycle for the Army was the "GT 17" model.
I
Image
of a "GT 17" motorcycle, from a catalog
Very
elastic motorcycle (so, "GT 17"), it is the not-military
"GT 16" evolution, with the "Sport 15" engine, having some variations.
Plan
of "GT 17" motorcycle, showing particulars
"GT
17" for one passenger (up) and for two passengers (down)
see
the handles for the second passenger
"GT 17"
engine, it is the same of the "Sport 15" one, the
carburettor was AMAL model
Image
of a "GT 17" motorcycle showing all the commands