The 1961 AJS Model 31 was the 650cc variant. Because of the added strength afforded by the center main bearing, AMC was able to get away with building their cranks out of cast iron, rather than steel.

MOTORCYCLES/ATVS/UTILITY - Due to limited resale market, we are unable to determine used values. MOTORCYCLES/ATVS/UTILITY - No Longer Imported. MOTORCYCLES/ATVS ...