Differential - TRAC-LOK

Fig 1: Case & Fixture

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Remove ring gear.
Clamp side gear Fixture 6963A (1) in a vise and set differential case (2) on the fixture.

Fig 2: Lock Pin
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Remove pinion gear mate shaft roll pin from differential case (1) with a hammer and punch (2).

Fig 3: Mate Shaft
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Rotate differential case (1) on the fixture (2) and remove pinion mate shaft (3).

Fig 4: Lower Disc
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Lubricate and install disc (1) without threaded hole from Trac-lok® Tool C-4487 into lower side gear (2).

Fig 5: Upper Disc
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Lubricate and install disc (1) with threaded hole from Trac-lok® Tool C-4487 into upper side gear (2). Thread forcing screw (3) from Trac-lok® Tool C-4487 into upper disc until it contacts the lower disc (4).
NOTE: Slot in threaded upper disc (1) can be used to prevent it from turning using a screw driver.

Fig 6: Turning Bar
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Tighten forcing screw to compress Belleville springs in clutch packs. Then Insert turning bar (1) from Trac-lok® Tool C-4487 into the pinion mate shaft hole in the case (2).

Fig 7: Pinion Gears
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Rotate differential case (1) with turning bar until the pinion gears (1) and washers can be removed.
NOTE: Loosen forcing screw in small increments to relieve clutch pack tension if differential case can not be rotated.

Fig 8: Upper Side Gear
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Remove Forcing Screw, Step Plate and Threaded Adapter.
Remove upper clutch pack (1), clutch pack retainers (2) and upper side gear (3) from case.

Fig 9: Lower Side Gear
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Remove lower clutch pack, clutch pack retainers and lower side gear (1) from case (2).

Fig 10: Clutch Pack
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Remove clutch pack retainers (1), clutch pack (3) Belleville spring (2) from side gear (4). Keep plates in order during removal.