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W123-A, -3A Revision 3
1)
Raise the vehicle until the wheels and tires clear the floor; support front of vehicle on jack
stands. Make sure parking brake is engaged. Remove front wheels and tire assemblies.
2)
Remove spindle assembly:
a)
Remove tie rod ends from spindle after removing retaining hardware. We strongly
recommend the use of a splitter "picklefork" for this purpose!
b)
Remove both front shock absorbers.
c)
Compress both front coil springs with appropriate spring compressor and remove from
car. The use of a safety chain around the control arms is recommended to prevent
sudden spring unloading during this operation.
d)
Disconnect both upper and lower ball joints and remove spindle assemblies from car.
Separate ball joints from spindle.Remove hub from spindle, save for re-installation.
e)
Retain all original hardware for possible reuse.
3)
Install new spindle assembly:
a)
Check ball joints prior to re-assembly and if any play is indicated, replace with new
parts.
SPINDLE BEARING SURFACES ARE PRECISION MACHINED, PROTECT
MACHINED SURFACES AGAINST DAMAGE.
BEFORE REINSTALLING STEERING ARMS, DRILL OUT FACTORY 7/16"
HOLES TO 1/2" HOLES TO ENABLE REATTACHMENT TO SPINDLE.
NOTE: WHEN INSTALLING KITS A123-3A OR A123-4A ON 1962-64 CHEVY II /
NOVA, 1965-67 V8 (5 LUG) STEERING ARMS WILL BE REQUIRED.
b)
Install new spindles and ball joints. Make sure that steering arms point toward rear of
car. Torque lower ball joint to 65ft-lbs, upper ball joint to 50 ft-lbs.
WITH SOME CARS, IT WILL BE NECESSARY TO DRILL THE TWO STEERING
ARM HOLES OPEN TO
1
/
2
” TO USE THE NEW NUTS AND BOLTS SUPPLIED.
c)
Re-install coil springs in reverse manner of removal.
d)
Re-install shock absorbers. Install curved steering arms onto new spindles as in the
reverse manner of removal. Note bolts are not the same length, rear bolts are 1/2”
longer.
e)
Re-install tie-rod ends and castellated nuts, torque to 35 ft-lbs. install new cotter pins
4)
Install caliper mounting brackets and hardware
a)
Place caliper mounting bracket over spindle with ears facing outward, 5/8"dia hole on
top.
b)
Place splash shield over bracket and secure both bracket and splash shield to spindle
with (1) 5/8"x 1" bolt and (2) 1/2"-20x2-1/2" bolts. Bend “tab-locks,” on splash shield
against 1 bolt flat.
c)
Install new wheel bearings, after packing with a good grade of wheel bearing grease.
(Inner wheel bearings must first be installed in rotors and retained with provided
grease seals). Use large socket or seal installer tool for correct seating of grease seal.
Summary of Contents for W123-3A
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