1981-1984 BMW R100CS Regulator Rectifier

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Re-Designed and Improved BMW Rectifier-Regulator, this is an upgraded combination regulator rectifier and will replace both separate units on your motorcycle: installation instruct ions are included. This will fit 1970-1979 R60, 1983-1987 R65 All Models, 1974-1980 R75, 1983-1987 R80, and 1976-1998 R100 All Models. *For use with standard LEAD ACID BATTERIES ONLY. If you are in in of a lithium-ion- regulator, then please send an email Show more