Stock Replacement EnDuraLast I Alternator Charging System. The EnDuraLast I Charging System comes with a 105mm/105mm diameter stator to fit BMW R 1970-1977 105mm stator frame with Y-connection. Add the "Y" Post Modification Hardware Option if you want to add a "Y" post to your stator frame. Includes detailed instructions and complete hardware to perform the modification.
Model Fit: