309
Chapter
16
Rear Axle Assembly
Construction and
Operation
Technical Terms
Solid-axle rear suspension
Independent rear suspension
Differential drive gears
Drive pinion gear
Pinion bearing
Collapsible spacer
Jam nut
Pinion shim
Ring gear
Wheel hop
Standard differential
Differential case
After studying this chapter, you will be able to:
Explain the purpose of a rear axle assembly.
Identify the major parts of a rear axle assembly.
Describe the differential drive gears and related parts.
Calculate rear axle ratio.
Compare differential and rear axle assembly design variations.
Describe the operation of a standard differential and of the various types of locking differentials.
Spider gears
Side gears
Locking differential
Limited-slip differential
Clutch-plate differential
Cone differential
Ratchet differential
Torsen differential
Hydraulic locking differential
Differential carrier
Axle tube
Removable carrier
Pinion pilot bearing
Side bearings
Integral carrier
Solid drive axle
Axle flange
Axle bearing
Axle collar
Axle retainer plate
Semi-floating axle
Axle shim
Full-floating axle
Independently suspended
drive axle
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