Private company

Adria

Motorcycle company1

The Adria company were better known for their motor vehicle and boat engines, but between 1912 and 1928 they built a range of 276cc, 282cc, 294cc and 346cc side-valve single-cylinder powered bikes.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

The Adria company were better known for their motor vehicle and boat engines, but between 1912 and 1928 they built a range of 276cc, 282cc, 294cc and 346cc side-valve single-cylinder powered bikes.2

Sources

The numbers on this page point here. Each one links to the record it came from.

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