ESR851 American Twin 3-Phase Regulator/Rectifier
ESER851 is a Super Heavy Duty regulator/rectifier was designed specifically for American Twins. It is capable of handling up to 50A of alternator output all while keeping internal and external temperature down. Our well designed heatsink gets rid of internal heat to the housing quickly and efficiently, making for a very reliable unit. The part comes with a full one year warranty.
This product is known to fit: