a motorcycle enthusiast, William Gelbke created the Gelbke Motorcycle Co to design his own models. The result was the Roadog and Auto Four, huge motorcycles with car engines.
The Gelbke brand
In short
Years of production
We do not yet have a motorcycle specifications for this brand. But the site
moto -collection
will probably have information that fits your needs.
Location
The history of the brand
Other brands
Here are other brands from
United States, and having made motorcycles during the same period as Gelbke