·This Black Electronic Voltage Regulators for Harley-Davidsion applications do not require any re-wiring or special mounting.Heavy Duty solid-state circuitry and years of technology produce a regulator that has quality second to none and reliability that you can depend on year after year. OEM#74523-84A.

·APPLICATION:1984-1990 Sportster w/19 Amp alternator

70-204B harley parts electronic voltage regulator