Caster Racing ZX-1 User Manual
TECHNICAL INFORMATION (KIT)
- 3 Diff. Shaft Drive 4WD
-Universal Joints (Front/Rear)
-Anodized Shock Body w/ 3.5mm shaft
-A7075 (T6) 3.2mm Main Chassis
-A7075 (T6) 3.2mm F/R Shock Tower
-Receiver & Battery Box
-3pcs. Nylon Clutch Shoe
-Anodized (T6) Radio Plate
-Anodized (T6) Center Diff. Mount Plate
-Anodized (T6) Steering Plate
-2pcs. Center Diff. Mount
-CNC Diff. Gears
-Clear Body
-Length :478~485mm
-Width :308
-Height :181mm
-Wheel Base :322~330mm
-Gear Ratio :11:1
-Weight :About 3400g
Please read all instructions thoroughly before assembling the kit.
!
The contents are subject to change without prior notice due to product improvement and specification change.
Performance Features of the ZX-1 Kit
Extreme Low Diff. CG.
Extreme Light Diff. system.
3.2mm Anodized Main Chassis
Lay Down Steering Servo
Increased suspension travel to 7cm Anodized Aluminum Radio Plate F / R Universal Joints
Pro Steering Geometry Angle
Anodized F / R Aluminum Arm Holder
Lower CG Design through out the car
Optional Shock Springs included. Pro Brake Pad
Full Ball Bearing through out the car
CNC Spur, Crown and Pinion Gears
Low Profile Radio BoxTwo piece Pro Center Diff. mount
Thank you and congratulations on your purchase of the Caster Racing ZX-1 1/8th radio
controlled model. Please read through this instruction manual carefully before you attempt to
assemble or operate your ZX-1 buggy kit. This manual contains building steps and instructions
you will use to set up your RTR, KIT and Pro ZX-1 buggies. Follow the directions in this
manual closely and take the time to study, reference and understand your ZX-1 manual is the
key to ensure the maximum performance and longevity from your new ZX-1. We hope that you
will enjoy your new Caster Racing Buggy. If you ever have any questions or need help with
your ZX-1 please feel free to contact our official Caster Racing dealers and distributors, as they
will always be happy to help you.
Pro Turnbuckles
3 Shoe Clutch
Shock Shaft 3.5mm
Good Luck and Enjoy the Racing Fun.
!
Thank you for purchasing a Caster Racing Product.
Please read all instructions and familiarize yourself with the products and
control before operation.
1. This product is not a toy. It is a high performance model product. It is important to
familiarize yourself with the model, its manual, and its construction before
assembly and operation, Adult supervision is necessary.
2. Always keep this instruction manual handy for your assembling and operation
reference, even after completing the assembly.
3. Make sure all the screws are properly tightened and all the parts are checked
after running the car for a long period of time.
4. For the best performance, it is important to make sure all the moveable parts
work free without binding.
CAUTION !!!
CAUTION !!!
5. Do not operated model products in rain, on public roads, near crowds, near
airport, or near areas with restricted radio operation.
6. Always keep fuel away from heat and open flame. Only operated in open, wellventilated area. Store fuel in cool, dry area. Keep the fuel bottle cap tightly closed.
Clean up any leak or excess fuel before starting the engine.
7. This product, its parts and its construction tools can be harmful to your health.
Always exercise extreme caution when assembling and or operating this product.
Do not touch any moving parts of the model while operating.
8. Check your radio frequency with the proper operating frequency of the area or
country. Always check to see if there are any modelers operating on the same
frequency as yours. Also Check your radio for proper operation before operation
a model.
Required Equipment for Assembly
Tools not included in Kit.
Cross Wrench
Pliers
Needle Nose Pliers
Notice: The below items are needed for completion of the ZX-
1.(KIT, PRO KIT) They are not included with this kit (unless
noted). And should be obtained from your local hobby shop.
Hobby Scissors
Hobby Knife
Philips Screwdriver
(#0, #1, #2)
Additional items needed for Completion
Included Tools
Grease
Thread Lock
Instant Glue
1.5mm Allen Wrench
2.0mm Allen Wrench
2.5mm Allen Wrench
3.0mm Allen Wrench
Screw Chart
These are the actual sizes of the screws that kit can use.
R/H 3x6mm
F/H 4x8mm
AA x 8 Alkaline Batteries for
Transmitter
.21 Class Rear Exhaust Engine
Fuel Bottle
(CR2-033)
6V Battery For Receiver
(CR3-0003)
Servo
R/H 3x8mm
R/H 3x10mm
R/H 3x12mm
R/H 3x16mm
R/H 3x20mm
R/H 3x23mm
F/H 3x6mm
F/H 3x8mm
F/H 3x10mm
F/H 3x12mm
F/H 3x15mm
F/H 3x20mm
R/H 3x28mm
F/H 3x25mm
Set 3x3mm
Set 3x5mm
Set 3x12mm
F/H 4x10mm
F/H 4x12mm
F/H 4x16mm
RH/ST 3x8mm
RH/ST 3x10mm
RH/ST 3x12mm
RH/ST 3x16mm
RH/ST 3x40mm
Set 4x4mm
Set 4x8mm
Set 5x5mm
Cap 2.6x10mm
Cap 3x10mm
Cap 3x12mm
Muffler
Muffler Connecting
Tube (Silicone)
Manifold
Glow Starter
(CR3-0001)
F/H 3x30mm
FH/ST 3x35mm
FH/ST 3x40mm
Cap 3x25mm
B/H 2x8mm
Set 5x35mm
Set 5x45mm
1
Bag - A
Front gear Diff.
Bevel Gear-Large
2
Bag - A
Front gear Diff.
SE0036
Washer
WS51610
Assemble 2 Sets
Diff. Case
PL0008-AB
Pin
PI020098
Assemble 2 Sets
F / R Ring Gear
SE0020-0A
O-Ring
OR050150
!
Apply Some Silicone !
F / R Diff. Out drive
SE0025
Ball Bearing
BE81605
Front and Rear has the same diff gear
case and diff out drive
Bevel Gear-Large
SE0036
3
Bag - A
Assemble Front gear Diff.
Fill differential’s using standard set up:
Front: Silicone Oil 3000
Mark gear boxed as FRONT
Apply some grease on the O-ring.
O-Ring OR030150(Not
included) is an Option Part
for Different Driving Setting
Apply Some Silicone !
F / R Diff. Out drive
SE0025
Ball Bearing
BE81605
Diff. Gasket
PL0009
Bevel Shaft
SE0035
O-Ring
OR050150
Washer
WS51610
Bevel Gear Small
Pin
PI020098
F/H 3x10mm
SB0073
SE0034
Washer
WS3612020
Apply Silicone !
Fill up with silicone oil after you have installed
!
the gear sets in the gear box.
O-Ring
OR030150
Option Parts
4
Bag - A
Assemble Rear gear Diff.
Fill differential using standard set up:
Rear: Silicone Oil 1000
Mark gear box as REAR
Fill up with silicone oil after you have installed
!
the gear sets in the gear box.
F/H 3x10mm
SB0073
Diff. Gasket
PL0009
Washer
WS3612020
Bevel Shaft
SE0035
Bevel Gear Small
SE0034
5
Bag - A
Center gear Diff.
Bevel Gear Large
6
Bag - A
Center gear Diff.
WS51610
SE0036
Washer
OR050150
Pin
PI020098
O-Ring
Apply Some Silicone !
Center Diff. Out Drive
(Flat Face)
SE0024
Ball Bearing
BE81605
Diff. Case
PL0008
Bevel Gear Large
SE0036
Apply Some Silicone !
Center Diff. Out Drive
(Flat Face)
SE0024
Ball Bearing
BE81605
Washer
O-Ring
OR050150
Steel Center Diff. Gear
WS51610
SE0038
Pin
PI020098
7
Bag - A
F/H 3x10mm
SB0073
Assembly Center gear Diff box
Fill differential using
standard set up:
Center: 5000
Apply some grease on the
O-ring.
O-Ring OR030150(Not
included) is an Option Part
for Different Driving Setting
Fill up with silicone oil after you have installed
!
the gear sets in the gear box.
8
Bag - B
Diff. Gasket
PL0009
Bevel Gear Small
SE0034
Bevel Shaft
SE0035
Apply Silicone !
Washer
WS3612020
O-Ring
OR030150
Option Parts
Rear Bulkhead
F/H 3x20mm
SB0076
Apply grease!
Bulkhead- F
PL0046
Washer
WS81002
Rear Sus. Hinge Pin Holder
Apply thread lock!
Set Screw 5x5mm
SB0042
Pinion Gear Small
SE0080
AL0009
Ball Bearing
BE81605
R/H 3x16mm
SB0084
Drive Joint
SE0081
FH/ST 3x40mm
SB0028
Rear Toe In (Use 3 degree)
PL0025
Bulkhead - R
PL0045
Washer
WS131601
Washer
WS131602
9
Bag - B
Front Bulkhead
F/H 3x20mm
SB0076
Apply grease!
Bulkhead - R
Bulkhead - F
PL0046
WS131602
PL0045
Washer
WS131601
Washer
Apply thread lock!
Set 5x5mm
SB0042
Pinion Gear small
SE0080
Washer
WS131602
Ball Bearing
BE81605
Drive Joint
SE0081
F/H 3x15mm
SB0075
Front Toe In
PL0053-0A
(Use 1 Degree)
Front Sus. Hinge Pin Holder
RH/ST 3x40mm
SB0028
10
Bag - C
Front Shock Tower
11
Bag - C
Front Lower Arm
AL0008
Front Shock Tower
AL0014
R/H 3x12mm
SB0082
Set 4x8mm
SB0041
Front Body Mount
PL0011
E-Clip 3mm
SE0082
E-Clip 3mm
SE0082
Front Sus. Arm- R
PL0028
E-Clip 3mm
SE0082
Front Lower Hinge Pin
SE0032
Set 4x8mm
SB0041
Adjuster
PL0052
Front Sus. Arm- L
PL0028
12
Bag - D
Front Sway Bar
Stabilizer Ball
SE0004
Ball End 6 mm
PL0060
Ball 6 mm
A
Set 3x12mm
SB0036
SE0084
Sway Bar mounts:
Tighten the ball ends
until they touch and
adjust so that they
are at 45-degree
angle to each other.
Assemble 4 Sets
Tips: Follow the Steps
!
ABC
Sway Bar: Set Screw should not
be tightened to the point of causing
the sway bar to bind. Check to
make sure the sway bar (SE0085)
rotates freely. Fasten the sway bar
mounts using the SB0035
Set 3x3mm
SB0034
Set 3x5mm
SB0035
C
F/H 3x8mm
SB0072
Sway Bar Plate
PL0041
R/H 3x16mm
SB0084
Set 3x3mm
SB0034
Apply thread locker!
R/H 3x16mm
SB0084
A
B
Sway Bar 2.3mm
SE0085
13
Bag - D
Front Upper Suspension Plate
Front Upper Sus. Hinge Pin Holder-R
Front Upper Suspension: Place
the carbon support plate over the
front upper arm holder. Place the
two pieces over the front bulkhead
assembly, lining up the holes.
Fasten the screws.
Front Upper Sus. Plate
AL0023
PL0036
R/H 3x8mm
SB0080
Nylon Nut M3
R/H 3x8mm
SB0080
PL0035
SB0001
14
Bag - D
Front Upper Suspension
R/H 3x12mm
SB0082
15
Bag - D
Front Upper Suspension Arm
Front Upper Arm – R
PL0021-0B
Front Upper Arms: Place
the Hinge Pin through the
Front upper Toe-in adjuster .
Attach e-clips to the end of
each upper hinge pin in the
groove.
Tips: Follow the Steps
!
A B C
Set 4x4mm
SB0040
B
C
Spacer
PL0055-0A
Set 4x4mm
SB0040
Place the arms between the
shock tower and upper arm
holder. Slide the pins, into
the front upper suspension
holder.
After sliding the pins,
between the shock tower
and upper arm holder, make
sure the flat portion of the
hinge pin is facing out.
Tighten the SB0040 set
screw.
Check for free movement of
the upper arm.
E-Clip 3mm
SE0082
Front Upper Toe In Adjuster
PL0042-0A
Front Upper Hinge Pin
A
SE0033
Front Upper Arm – L
PL0021-0B
16
Bag - E
Right / Left Steering
!
Assemble both right and left side
Ball Bearing
BE81605
Steering Knuckle – R
PL0031
Pivot Ball 14mm
SE0022
Front Universal Drive Joint
SE001
Ball 7 mm
SE0003
Apply thread locker!
B/H 3x10mm
SB0005
Pivot Ball Cup
PL0029
Cap 2.6x10mm
SB0039
Pivot Ball Cup Holder
PL0059
Cup Holder Bushing
AL0011
Ball Bearing
BE81605
Pin
PI030168
Set 5x5mm
SB0042
Wheel Hub
AL0003
Steering Knuckle-L
17
Bag - E
Front Steering System
Please refer to the “Setting
Sheet” (track wide)
Steering Knuckle-R
Please refer to the “Setting
Sheet” (track wide)
18
Bag - F
Servo Saver
Ball 7mm
SE0003
R/H 3x8mm
SB0004
Apply thread locker!
Ball Bearing
O-Ring
OR120100
Spring Cap
AL0010
BE61030
Ball Bearing
BE61030
Ball Bearing
BE61030
Spring
SP0005
Spring Bushing
PL0016
Servo Arm Top
PL0014
Servo Saver Arm- Left
PL0015
Servo Arm Bottom
PL0013
Servo Saver Pie
AL0005
Ball Bearing
BE61030
Apply on the right side too !!
(Thread Lock !!)
R/H 3x8mm
SB0080
Steering Plate
AL0015
Ball 6 mm
SE0111
Servo Saver Arm
Bushing
SE0029
Servo Saver Arm
R/H 3x8mm
SB0080
Bushing
SE0029
19
Bag - F
Servo Saver Shaft
R/H 3x8mm
SB0080
Servo Saver Shaft
SE0021
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