OFNA Racing Ultra LX 2e 80% User Manual

Page 7

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1

2

ASSEMBLY OF THE FRONT AND REAR DIFF.

ASSEMBLY OF THE CENTER DIFF.

Build two differentials for front and rear.

Step 2

Step 3

Step 4

Step 5

Step 1

1

Step 1

Step 2

Step 3

Step 5

Step 4

Apply diff. gear grease
to the differential, during
assembly.
Fill the diff. case to
approx 80% with grease.

30779

30769

30777

30751

30620

30901

30780

4x4mm

30779

30769

30777

30761

30620

30911

30780

4x4mm

30780

Notice the straight
holes are for the
front and rear only.

30773

30769

30776

30121

30121

30120

Notice the tapered
holes are for the
center diff.

30780

30769

30777

30761

30620

30911

30773

30769

30776

3x12mm

3x12mm

3x12mm

30110

3mm

30769

30777

30751

30620

30901

*Push 3mm tubes into the
holes of the diff. case.

1

3

2

4

Tighten the diff. screws
in this order.

Oil

Oil

1

3

2

4

Tighten the diff. screws
in this order.

Oil

Oil

Tighten

Tighten

Note: It is very important to remove
the 30776 washer if the gear
mesh is too tight.

94020
3x12mm
Flat Head Hex Screw

.....x4

94004
3x12mm
Hex Screw

30773
4mm Cross Pin

.....x4

.....x2

30776
4x10mm Washer

.....x4

94034
4x4mm
Set Screw

.....x1

30777
P5 O-Ring

.....x2

30780
2x12.8mm Pin

.....x2

94004
3x12mm
Hex Screw

30773
4mm Cross Pin

.....x8

.....x4

30776
4x10mm Washer

.....x8

94034
4x4mm
Set Screw

.....x2

30777
P5 O-Ring

.....x4

.....x8

30780
2x12.8mm Pin

.....x4

30121
3mm Tube

.....x8

30121
3x5mm Screw

Apply diff. gear grease
to the differential, during
assembly.
Fill the diff. case to
approx 80% with grease.

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