9
DIFFERENTIAL OIL
After assembly the differential should have a length of 32.6~32.7 mm
measured from the ends of the installed ball-bearings. If differential is
longer, retighten the 4 screws holding the spur gear.
32.6~32.7 mm
➊
➋
➍
➎
➎
➏
➌
971060
O 6x1.5
964060
S 6x18x0.2
980212
P 2x11.6
VERY IMPORTANT!
Fill the differentials
with oil just above
the satellite gears.
OIL
INCORRECT
CORRECT
Center diff:
Silicone oil
5000cSt
Fill to just above the satellite gears.
OIL
#107865 HUDY Ultimate Digital Pocket Scale 300g±0.01g
40g
42.1g
1. Put the diff (without oil) on the scale and
check the weight (approximately 40g).
40g + 2.1g = 42.1g
2. Slowly pour oil into the diff and watch
the weight. Add 2.1g of oil into the diff. The
approximate weight of the diff+oil is 42.1g.
To enure you have the same amount of oil from rebuild to rebuild, do the following:
OIL
940816
BB 8x16x5
IMPORTANT!
Do not overfill the differential.
If there is too much oil in the
differential, it may leak after
it cools down after use.
CENTER DIFFERENTIAL
964030
S 3.5x12x0.2
903312
SFH M3x12
Tighten the screws equally
Finish tightening in this order
➊
➋
➌
➍
STEP DETAIL
Use HUDY Ball-Bearing
Grease for servicing:
#106220 - Standard
#106221 - Extra
#106222 - Premium
Use the following silicone oil included in the kit for initial setting:
Center diff:
5000cSt
Graphite Grease
(HUDY #106210)
Graphite Grease
(HUDY #106210)
Summary of Contents for XB9
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