OFNA Racing OB4 RTR - Manual (Page 18)

5 x 11mm
Ball Bearing x2
37430
37751
2 x 8.8 Pin x2
37400
4 mm E-Ring x2
37660
15T Pulley
4mm E-Ring
5 x 11mm
Ball Bearing
37430
5 x 11mm
Ball Bearing
37430
39413
Mid Shaft
Block
39413
Mid Shaft
Block
2 x 8.8mm
Pin
4mm E-Ring
Pulley Mount
38050
4mm E-Ring
39409
Mid Shaft
Pulley Washer
3 x 10mm Flat Head
Tapping Screw x4
3 x 10mm
Flat Head
Tapping Screw
3 x 10mm
Flat Head
Tapping Screw
ASSEMBLY OF THE MIDDLE SHAFT 29
1
2
3
4
5
6
* Insert the Belt before assembly.
38140
Front Belt
*Take the pulley washer
from K-15 plastic tree.
OPTION PARTS: 39469
Alum. Mid Shaft Block
28
27
35933
2.6 X 4mm
Flat Head
Screw 2.6 X 4mm
Flat Head
Screw
ASSEMBLY OF THE TWO SPEED GEARS
(45T OLIVE GREEN/41T PINK RATIO IS FOR SHORT TRACK RACING)
(41T PINK/37T GREEN RATIO IS FOR TOP SPEED, CLOCKED AT 57 MPH)
35952
45T
Spur Gear
( Green)
35953
41T
Spur Gear
( Pink )
35936
1st Gear Carrier
(One-Way)
35937
2nd Gear Carrier
( Ball Bearing )
*Notice the direction of the
clutch cam.
3 x 3mm
Set Screw
37400
2 x 8.8
Pin
4mm
E-Ring
4 mm E-Ring x2
37390
37751
2 x 10.8mm
Pin x1
º u ° w
E ¦© Àô
* Insert the 2x8.8mm pin
befor assembly.
37661
17T Pulley
Washer
38050
Pulley Mount
37661
17T Pulley
ASSEMBLY OF THE 2-SPEED TRANSMISSION
UNIT - P/N 39450
35938
Clutch Cam
BAG
6
Step 27~32
27 32
Figure not shown in
Dual Brake OFNA
configuration!
Apply
Thread Lock Apply
Thread Lock
Apply
Thread Lock