Spicer Tandem Drive Axles Service Manual S400 - Manual (Page 15)

DIFFERENTIAL DISASSEMBLY
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1. Match mark differential case halves with a punch or
chisel for correct alignment in reassembly.
See
Figure 8.
Nut
(300-320 Lb-Ft)
(407-434 N-m)
Flat Washer
Flange Half
Differential Case
Ring Gear
Differential Cross Shaft
Bearing Cone
Bearing Cup
Differential Case Bolt
(180-200 Lb-Ft)
(244-271 N-m)
Plain Half
Differential Case
Differential Pinion Mate
Gear Thrust Washer
Bearing Cone
Bearing Cup
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NOTE: Inspect all parts including the machined
surfaces of the case itself.
IMPORTANT: If any gears are to be replaced, they
must be replaced in sets. Inspect thrust washers for
scoring and excessive wear. Replace all worn or
damaged parts.
7. When it is necessary to remove ring gear from
differential case, carefully loosen ring gear nuts with
breaker bar in an alternating pattern and remove.
IMPORTANT: Do not damage ring gear when loosening
ring gear nuts.
8. Inspect ring gear, ring gear bolts, and ring gear bolt
holes for nicks, excessive wear, and irregularities.
Differential Disassembly Complete
Pinion Mate Thrust Washer
Bolt
13
Differential Gear
2. Remove differential case bolts and lift off the
differential case half.
3. Remove thrust washer and differential gear.
4. Lift out cross shaft, pinion mates and pinion mate
thrust washers.
5. Remove second differential gear and thrust washer.
6. If differential bearings are to be replaced, remove
old bearings using a suitable puller.
See Figure 9.