Solid-State 12-V voltage regulator. Black - 65-69 B.T.; 65-81 XL (NU) 900435 The overall performance gain gives

The overall performance gain gives great rideability with a deep and throaty sound

just push for the filler cap to come up and screw filler cap open

OEM replacement reference 66476-73A

Deflective disc valved damping self adjust to frequency and ensures controlled performance

16 7/8"INCLUDE ROD END AND JAM NUT

Solid-State 12-V voltage regulator. Black - 65-69 B.T.; 65-81 XL (NU) 900435 The overall performance gain givesBlack with clear fins. This is a 12 Volt electronic voltage regulator that mounts directly to the OEM generator. Replaces the OEM, separately mounted, early mechanical and late electronic regulator. Installs on top of the stock generator end cover. With red and green charge indicator LEDs. Wiring: Red to armature, green to field, black to battery.