Spicer Tandem Drive Axles Service Manual D__R440, 460, 480, D_R461, 462, 463, 521, 581, 601, 651, 652, 653 - Manual (Page 77)

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Wheel Differential Assembly
Wheel Differential
Assembl
y
Disassemble Dual Reduction Differential Case
Note: For Single Reduction Differential Case see page 68.
1. Remove nuts and bolts fastening ring gear and sup-
port cases.
2. Remove small support case and thrust washer.
3. Remove ring gear.
Note: A soft-faced hammer or mallet may be required to dis-
lodge gear from its mounting.
4. To remove differential assembly, place support case
assembly on a bench or on the floor. Position case on
its side, then slowly roll the case and slide differential
assembly out of the case.
5. Remove thrust washer from support case.
6. Invert differential assembly to remove idler pins, then
remove idler pinions.
7. Punch mark differential cases for correct location in
reassembly. Remove capscrews and separate case
halves.
8. Lift out thrust washer and side gear.
9. Lift out spider, side pinions and side thrust washers.