Chapter 12 - Zodiac

CHROME LATE MODEL REAR
MASTER CYLINDER
This 5/8" bore rear master cylinder is an
accurate reproduction of the Original
Equipment unit fitted to Sportster models
from 1982 to early 1987 and Heritage Softail
models from late 1986 to early 1987. The
body has been carefully polished to remove
the ribs and then has been beautifully chrome
plated. Simple bolt-on installation
(OEM 42453-82A and 42454-82).
144109 Chrome rear brake master
cylinder
CHROME REAR MASTER
CYLINDER FX/FXR 82UP
Complete 5/8" bore rear master cylinder
assembly for FX models 1983 to early-1987
(except 1984 FXE) with remote brake oil
reservoir. Can also be installed on 1982 to
early-1987 FXR models if plug on backside
is removed for stop light switch installation.
All chrome finish (OEM 42446-82A &
44470-82A).
144219 Rear master cylinder
CHROME MASTER CYLINDER
RESERVOIR
This chrome plated ABS reservoir was made
to replace the stock black item on all Big Twin
models with Hayes master cylinders from
1982 to present (OEM 41800-81A).
144223 Chrome rear brake reservoir
Master Cylinder Rear/Master Cylinder Covers
GMA BILLET REAR MASTER
CYLINDERS
These GMA American-crafted mastercylinders
are CNC machined from-aircraftquality
billet aluminum and-utilize OEM style
top cover gaskets and 5/8" diameter internal
components. Fits late 1979 thru 1983 FX
models with mid-shift and can also be
installed-in many custom applications.These
master cylinders are available with either
Wagner or Kelsey-Hayes style mounting
holes, both are highly polished.
233545 GMA rear master cylinder
(Kelsey-Hayes type)
233546 GMA rear master cylinder
(Wagner type)
Rebuild kits
In 1998 GMA changed the material
from the piston assembly into
aluminum. These master cylinders are
identified by a letter "P" on the inside
of the lid.
232707 Early style 5/8" bore rebuild kit
233547 Late style 5/8" bore rebuild kit
for "P"-marked master
cylinders
Note: Early and late style rebuild kits can NOT
be interchanged!
REAR MASTER CYLINDER COVER
FOR SPORTSTER
Cover up your master cylinder with this
chrome gadget.Also closes the gap between
frame tubes and master cylinder. Easy to
install one-piece construction. Fits all
Sportster models 1982 thru 2003.
302103 Rear master cylinder cover
GMA BILLET ALUMINUM
REMOTE MASTER CYLINDER
RESERVOIR
This 5/8" bore master cylinder reservoir is
machined to perfection from a block of billet
aluminum. Replaces the Original Equipment
black plastic reservoir on all Big Twin models
1982 to present with remote reservoir and
Hayes master cylinders (OEM 41800-81A).
233617 GMA rear brake reservoir
MASTER CYLINDER SPACERS
These spacers have a 3/8" diameter hole, are
1/4" thick and fit between the Wagner-
Lockheed style rear master cylinder and its
backing plate. They fit all Big Twin models
from 1958 thru early 1979. May also be used
as a universal spacer in many other
applications (OEM 50668-35) (pack of 5).
233508 Master cylinder spacers
REAR MASTER CYLINDER COVER
This beautifully chromed cover fits 1958 thru
early-1979 Big Twin models with Wagner-
Lockheed type rear master cylinders. Adds a
touch of real beauty (OEM 41737-63T).
301293 Rear master cyliner cover
12
Brake Components & Brake Line
12-063