This rear pivot ball kit is suitable for those who already have "ULTRA GTP" car kit.
ASSEMBLY OF THE NEW FRONT LOWER ARM
* Follow these instructions to assemble this kit.
REPLACE THE OLD FRONT LOWER ARMS WITH
1
THE NEW ARMS.
36870
4x10mm
Set Screw
R
36890
Front Lower
Arm
* A 4 x 10mm set screw is used
to adjust the ride height.
* Approx 3mm.
4
ASSEMBLY OF THE UPPER ARM SHAFT
AND THE CASTER ADJUSTER
R
2
REMOVE THE FRONT STABILIZER
AND PARTS BAR FROM YOUR CAR.
90021
3mm
E-Ring
* Insert drive shaft
before assembly.
36670
Caster Angle
Adjuster
Assembly of the right and left hand side
are the same.
1
0
INSERT THE NEW FRONT
3
LOWER ARM SHAFT.
90021
3mm
E-Ring
31301
4x80mm
Lower Arm
Shaft
RR
ASSEMBLY OF THE ANTI-ROLL BAR
* Builds two sets of anti-roll bars for the front and rear.
31308
31302
Anti-Roll Bar
Mount
(Left)
Anti-Roll Bar
3x3mm
Set Screw
31302
Anti-Roll Bar
Mount
(Right)
31308
Anti-Roll Bar
3x3mm
Set Screw
1
0
90021
3mm
E-Ring
30152
Upper arm Shaft
* Insert into cap.
ASSEMBLY OF THE REAR HUB
* Use the ball bearings and
rear drive shaft from your car kit.
31304
Rear Hub
36053
8x16mm
Ball bearings
31306
12mm
Alum. Hex Nut
36082
Rear
Wheel Shaft
31307
11mm
Pivot Ball
* Make sure the pivot ball
move smooth.
Assembly of the right and left hand side
are the same.
*Use the 4mm set screw
from your kit.
36870
4mm
Set Screw
31303
Rear
Lower Arm
36053
8x16mm
Ball bearings
5mm
Hex Wrench
31305
Ball Washer
ASSEMBLY OF THE SUSPENSION ARMS ONTO
REAR GEAR BOX
* Use the parts that come
with your kit.
* Insert rear drive shaft
before assembly.
36055
Drive Pin
36089
Rear Drive
Shaft
90021
3mm
E-Ring
31301
Arm Shaft
* A 4 x 10mm set screw is used
to adjust the ride height.
Assembly of the right and left hand side
are the same.
* Remove the stabilizer and
parts from your car.
90021
3mm
E-Ring
Rear Wheel
Toe-in Adjuster
* Approx 3mm.
1
Degree
Fig.1
* Set triangle marks in
the direction shown
in Fig.1.
1.5
Degree
90026
5x5mm
Set Screw
* Do not r tighten
5x5mm set screw
over tighten.
*Use the upper arm and
screw from your car.
3mm
Nylon Lock
Nut
Plastic Washer
(Use 2 pcs)
36040
Upper Arm
3mm
Nylon Lock
Nut
90021
3mm
E-Ring
90019
3 x 25mm
Cap Screw
90019
3 x 25mm
Cap Screw
ASSEMBLY OF THE FRONT ANTI-ROLL BAR
( FRONT)
RR
ALSO. . . .
#31300 - FRONT ANTI-ROLL BAR KIT
31302
Anti-Roll
Bar Adjuster
1
0
( REAR)
REAR WIDTH SETTING
31302
Anti-Roll
Bar Adjuster
31302
Anti-Roll
Bar Adjuster
31302
Anti-Roll
Bar Adjuster
3x16mm
Screw
3x16mm
Screw
Turn
ASSEMBLE THE FRONT AND REAR GEAR BOX ONTO YOUR CAR AS USUAL.
SETTING GUIDE
REAR CAMBER SETTING
*Turn the anti-roll bar adjuster
keeping both side at the same
angle.
* Keep the ball of the anti-roll bar
central.
Turn
Changing the angle of the anti-roll bar
will change the strength of the arms.
Anti-roll strength became weaker
Turn
Anti-roll strength became stronger
Adjust A and B to the same .
Adjusting B longer will make the rear tires
toe-in (Positive).
Adjusting A longer will make the rear tires
toe-out (Negative).
0 0
- -
+ +
A A
B B
C C'
C.L
Item No.
Description
* Use a 2.5mm hex wrench to adjust
the rear track width.
31308 Anti-Roll Bar 1 set
31301 4x80mm Arm Shaft 2 pcs
31302 Anti Roll Bar Mount / Adjuster 1 set
36890 Front Lower Arm 1 set
31303 Rear Lower Arm 1 set
Qty
length
PARTS LIST
The rear camber adjustment can be make by changing the length
of the upper rod.
Making the upper rod longer will make the camber positive.
Making the upper rod shorter will make the camber negative.
0
Upper Rod
- -
Item No.
+ +
Description
0
31304 Rear Hub (Pivot Ball Type) 2 pcs
31305 Ball Washer 4 pcs
31302 Anti Roll Bar Mount / Adjuster 1 set
31306 Alum. Hex Nut 4 pcs
31307 Pivot Ball 2 pcs.
Qty
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