Voltage regulator "HD" OEM
R2V models
"Police" version of part no. 1232409.
From original equipment manufacturer!
Compare: 12321244737 / 12-32-1-244-737
Electronic voltage regulator for all 2V boxer models after 1969 (authorities version black, with 0,5 Volt higher charging current)

BMW R 50/5, R 60/5, R 75/5, R 60/6, R 75/6, R 90/6, R 90S, R 60/7, R 75/7, R 80/7, R 80RT, R 80, R 100/7, R 100S, R 100RS, R 100RT, R 100CS, R 45, R 65, R 65LS, R 80G/S, R 80ST, R 65GS, R 65, R 80, R 80RT, R 100RT, R 100RS Monolever R 80GS, R 100GS, R 80GS PD, R 100GS PD, R 80R, R 80R Mystic R 100R, R 100R Mystic, R 80GS Basic Paralever