VRRPM series regulator/rectifier units for
bikes with permanent magnet alternators.
Don't know what your bike has? eMail me or see our FAQ page.
This regulator/rectifier unit is for bikes with 2 AC leads and early Honda singles and twins with a split charging
coil (see article 4 on our FAQ page.) Max charging is set at 14.5v.
It measures 65 x 95 x 38mm thick. The mounting holes are 80mm center to center and it may require some
custom mounting on your bike. It comes equipped with 11" leads and the hardware and connectors shown in the
All Honda singles and twins up through 1978, Kawasaki KZ400, KZ650, KZ750 twins, H2 triple, KH triples (but not
all years, ask if you're not sure)
Suzuki T and GT two stroke twins and many others.
It can be used on all 1970s and older BSA, Triumph, Norton and other British bikes with a 2 wire stator if
converted to negative ground.
Ask if you're not sure it will work on your bike.
The VRRPM2 series regulator / rectifiers are designed to be a very heavy duty unit for any bike that
they are sold for. The pictures above were taken side-by-side with a OEM unit off a KZ650
This unit is for mid years models of the KZ650 four and late model KZ400, KZ440 and KZ750 twins.
For bikes with alternators and with 3 AC leads.
There will be models for at least the following bikes. Most Yamaha, Kawasaki and Suzuki fours through the 1980s. There are too many
models to list them all now.
This unit ships as you see it with about 10" leads and the
connectors installed to so that it will plug right into your
The VRRPM2 is for all permanent magnet alternators equipped bikes that have 2 AC leads from the stator.
This unit is only for bikes with 12v electrical systems.
The VRRPM series rectifier / voltage regulators are made for us by another manufacturer to
our specs. While these units are very well made and designed to our philosophy, we cannot
cover them with the lifetime warranty. All of the VRRPM series units will carry a no BS 2 year
This unit will is for bikes with 3 AC leads from the stator. Mounting hardware and bullet connectors and a
ground loop are included.
Max charging is set at 14.5v. This unit measures 65 x 95 x 38mm thick with 11" leads. The mounting
holes are 80mm center to center and it may require some custom mounting on your bike.
This unit is great for bikes like the GS series Suzukis and Z and KZ series Kawasakis that have a 3 wire
stator, Yamaha Maxim, Seca and Viragos up to 1100cc and many others.
VRRPM3S, a smaller version of the above VRRPM3.
This unit is for bikes with 3 AC leads from the stator. We managed to get the same regulator as with
a larger unit about into a smaller package by pairing it with a slightly smaller rectifier. Because of
this, we only recommend this for bikes up to 650cc.
Max charging is set at 14.5v. This unit measures 45 x 70 x 30 mm thick with 11" leads (about 24cm.)
The mounting holes are slotted to fit on more bikes with less custom mounting. Like with the above
unit, mounting hardware, bullet connectors and a ground loop are included.
This unit is great for bikes like the GS400, GS450, GS550, GS650, KZ550, and many others.
Note: the late production KZ650's
use our VRRPM3 or VRRPM3s.
Want one with a dark green ground wire for
use when custom wiring a pre1978 Honda
single or twin? Click the button to the right.