1973 Ossa 250 SDR Road Test / Specs

No less than nine motorcycles have ISDT referencs in their names for 1973 - Bultaco Matador S-D (Six Day), Monark ISDT Replica, Penton 125 Six Day Enduro, etc. OSSA calls theirs the 250 SDR, which stands for Six Day Replica. They built the SDR after customers who saw the factory bikes at the Trials wanted to buy them... 1973 Ossa 250 SDR Road Test 6-Page Article available at www.DadsVintageAds.com