Tekno RC EB48.2 User Manual
Introduction
Additional equipment and parts needed:
2/3 channel radio transmitter and receiver
1/8th scale ESC and motor
High torque steering servo, optional brake servo
4-6s LiPo battery
1/8th scale buggy tires, wheels & CA glue
Paint for body
MOD1 Pinion (TKR4171->TKR4190)
Or Tekno RC Traktion Drive / Elektri-Clutch slipper system (TKR4301X)
Tools needed:
Hex drivers (1.5mm, 2.0mm, 2.5mm)
Nut drivers (5.0mm, 5.5mm, 7.0mm)
Hobby knife
Needle-nose pliers
Adjustable (Crescent) wrench (for shock assembly)
4mm turnbuckle wrench
Lexan Body Scissors
Disclaimer: Tekno RC is not responsible or liable for any property or personal damage, loss, or
injury incurred as a result of using this product. This kit is meant for use by persons 14 years of
age or older and in the strict connes of a legally permitted RC track or facility.
Warnings: Always double-check that your radio gear is working properly before operating vehicle.
Never operate the vehicle indoors (unless the RC track is an indoor facility). Use caution while
operating vehicle so as not to collide with people who may be turn mashalling or who might
otherwise not be aware that a fast moving RC vehicle is in the vicinity.
Warranty: We warrant that the parts included in this kit are free from defects. If you nd a
defective part in your kit, please contact us @ info@teknorc.com and we will help you to resolve
the issue. We do not warranty parts that may be broken during operation of the vehicle or
otherwise. Refer to the end of this instruction manual for a listing of spare/replacement and
option parts. All spare parts and other info are available on our website (www.teknorc.com)
and through our network of domestic and international dealers and distributors.
This project is dedicated to Herb Lewis.
Thank you for purchasing the Tekno RC EB48.2 1/8th Electric 4WD Competition Buggy. The EB48.2
represents the state-of-the-art in 1/8th Electric Buggy technology. We hope you have as much fun
driving your new vehicle as we did developing it. We are always working on new projects, so please
check our website (www.teknorc.com) regularly for the latest news, parts, and kits. Thanks again.
Rev-2
TKR5145
TKR5144
Bag A
Center Differential
(overview)
TKR5112X
TKR5112X
TKR5237
TKR5149
TKR5150
TKR5150
TKR5143
TKR5113
*TKR5115
*TKR5237K
(Option)
Step
A-2
TKR1325
M3x14mm Flat Head Screw
x4
TKR5144
TKR5145
Step
A-1
Fill with 7000 wt oil to
1mm below full
TKRBB08165
Ball Bearing(8x16x5mm)
x2
TKR5144
Differential 0-rings
x2
TKR5145
Differential Shims (6x17mm)
x2
TKR1325 x4
TKRBB08165
Diff
Oil
TKR5150
3
Step
A-4
Step
A-3
Grease
Grease
Grease
Grease
TKR1325
M3x14mm Flat Head Screw
x8
Fill with 7000 wt front,
5000 wt rear, to 1mm
below full
Note: Repeat for rear di
Note: Repeat for rear di
Note: Repeat for rear di
Note: Repeat for rear di
TKRBB08165
Ball Bearing(8x16x5mm)
x4
TKR5144
Differential 0-rings
x4
TKR5145
Differential Shims (6x17mm)
x4
TKR5114X
TKR5114X
TKR5113
TKR5151
TKR5143
TKR5149
TKR5150
TKR5150
Grease
Grease
Grease
Grease
Bag B
Front/Rear Differential
(overview)
Step
B-1
Step
B-3
Step
B-4
Step
B-2
Diff
Oil
4
TKR5145
TKR5144
TKRBB08165
TKR5144
TKR5145
TKR1325 x4
TKR5150
TKR1525TKR1525TKR1525TKR1525
TKR5012
TKR5012
TKR5028
TKR5075
TKR5152
Front
Rear
Note: The front and rear of
the car use dierent inner
bulkheads.
The front is angled
whereas the rear is straight.
x2
TKR1222
TKR1603
TKRBB05114
TKRBB05114
TKR5152
TKR1222
TKR1222
TKR1525TKR1525
13x16x0.1mm Diff shim
Note: TKR1222 - The gear mesh should be tight without any binding. Then test tment of the di with both
TKR1222 shims on the gear-side of the di. If the di turns freely without binding, continue to next step.
If the di binds and does not turn freely (it will make a grinding or crunching sound when spun), remove
one TKR1222 shim from the gear side and install it onto the other side of the di. Reassemble and test
the mesh again. If it is still binding, remove the second TKR1222 shim from the gear side and install
it onto the other side of the di. When you are satised that you have the best
gear mesh possible continue to the next step.
TKR1222
TKRBB05114
TKR1525
M3x14mm Cap Head Screw
x6
TKR1603
M5x4mm Set Screw
TKRBB05114
Ball Bearing (5x11x4)
x2
x1
TKR1603
Grease
Note: at spot
Note: at spot
Bag C
Front Gearbox
(overview)
Step
C-1
Step
C-2
Step
C-3
5
Thread
Lock
TKR5075
TKR5016B
TKR5152
TKR5016B
TKR5026
TKR5029
TKR1222
TKR1222
TKR1525
TKR1529
TKR1222
13x16x0.1mm Diff Shim
x2
TKR1222
TKR1525
M3x14mm Cap Head Screw
x4
TKR1603
M5x4mm Set Screw
TKRBB05134
Ball Bearing (5x13x4)
x2
x1
TKR1529
M3x20mm Cap Head Screw
x1
TKR1603
TKRBB05134
TKRBB05134
TKR5152
TKRBB05134
TKR1603
TKR1525TKR1525
Grease
Front
Rear
Note: The front and rear of
the car use dierent inner
bulkheads.
The front is angled
whereas the rear is straight.
Note: at spot
Note: at spot
Note: TKR1222 - The gear mesh should be tight without any binding. Then test tment of the di with both
TKR1222 shims on the gear-side of the di. If the di turns freely without binding, continue to next step.
If the di binds and does not turn freely (it will make a grinding or crunching sound when spun), remove
one TKR1222 shim from the gear side and install it onto the other side of the di. Reassemble and test
the mesh again. If it is still binding, remove the second TKR1222 shim from the gear side and install
it onto the other side of the di. When you are satised that you have the best
gear mesh possible continue to the next step.
Bag D
Rear Gearbox
(overview)
6
Step
D-1
Step
D-2
Step
D-3
Thread
Lock
TKR1524
TKR1524
TKR1529TKR1529
TKR1529
TKR1201
TKR1221
TKR1221
Most
downforce
least
downforce
Middle hole is stock position
TKR5026
TKR1529
M3x20mm Cap Head Screw
x4
TKR1524
M3x12mm Cap Head Screw
x8
TKR1201
M3 Lock Nut Black
x2
TKR1221
M3x8mm Washer
x2
Step
E-1
Step
E-2
Bag E
Wing Mount
7
TKR1333TKR1333
TKR1327
TKR5030XT
TKR5013B
TKR5020
TKR5013
TKR5033
TKR5056
TKR5079A
TKR5021
TKR5021
TKR5021
TKR5049A
TKR1402
TKR1443
TKR1525
TKR1525
TKR1327
TKR1402
TKR1333
TKR1402
M3x8mm Button Head Screw
x4
TKR1333
M3x40mm Flat Head Screw
x2
TKR1443
M4x10mm Button Head Screw
x2
TKR5049A
Pivot Ball Sway Bar
x2
TKR5079A
Stabilizer Ball
x2
TKR1525
M3x14mm Cap Head Screw
x2
TKR1327
M3x16mm Flat Head Screw
x2
Stock Position
Stock Position
Step
F-1
Step
F-2
Bag f
Rear Suspension
(overview)
8
30.2
TKR1601
TKR1601
TKR1522TKR1522
TKR1601
TKR5086
TKR5084 - 2.6mm
TKR5084
TKR1522
M3x8mm Cap Head Screw
x2
TKR1601
M3x4mm Set Screw
x6
Install the Sway Bar Ball onto the
Sway Bar Wire until the end of
the wire is ush with the ball as
picture above.
Loosen the M3x4 set screw
(TKR1601) if
the anti-roll bar
does not
turn freely.
Note: Do not over-tighten
TKR1522
Bag f
Rear Sway Bar
(Option)
*TKR5080 - 2.2mm
*TKR5081 - 2.3mm
*TKR5082 - 2.4mm
*TKR5083 - 2.5mm
*TKR5085 - 2.8mm
*TKR5087 - 3.0mm
Step
F-3
Step
F-4
Thread
Lock
9
TKR5072
TKR5073
TKR5070
TKR5040
TKRBB13194
TKRBB08165
TKR5073
TKR5071
TKR1603
TKR5034
TKR5021TKR5021TKR5021
TKR1201
TKR1201
Hole "B" is the stock position
*Only use hole A in the arm with
hole A in the hub
*Only use hole B in the arm with
hole B in the hub
The outside hole oers greater stability and
is
recommended for bumpy open tracks.
Inside hole oers greater amount of steering
and is recommended for at technical tracks.
A
B
A
B
Note: notch on pin
needs to line up
with set screw.
Note: TKR5040 hubs are
left/right interchangeable
TKR5071
M3x16.8mm Pin
x2
TKR5073
CV Joint Pin
x2
TKR1603
M5x4mm Set Screw
x2
TKR1201
M3 Locknut Black
x4
TKRBB13194
Ball Bearing (13x19x4)
x2
TKRBB08165
Ball Bearing (8x16x5)
x2
*TKR5071X
*TKR5071B
*TKR5071C
(Option)
Step
G-1
Step
G-2
Grease
Bag G
Rear Hub/CVA Assembly
10
Thread
Lock
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