Alternator Replace BOSCH RD30-45 BMW R4

generator Dynamo B2, for BMW R4.
Includes:
-built in voltage regulator
Our Dynamos are modern 3 -phase brushless AC generators invented to replace old original DC generators of various types. Offer covers most of popular motorcycle types. Main advantage is easy fitting on motorcycle without any changes in original wiring. After replacement you will get enough power starting from low RPM. Made of high quality materials and components for long operation. Dynamos have 24 month warranty.