This Alton 12V AC Generator (ACG09 - AMC AJS Matchless) comes with a rectifying-regulator. This generator is suitable for all model years of the following vintage bikes:
AJS Model 20
AJS Model 30
Matchless G9
Matchless G9B
Matchless G11
Matchless G12
Does not include drive sprocket. You must use the original dynamo drive sprocket.
