4 WD HUBS & WHEEL BRGS

Chapter 8 Page 348 Lab Manual

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FRONT HUBS

Three types; Gear - No Hubs - Full Time Only Manual Hubs - Driver must exit cab. Automatic Hubs - Locked & Unlocked

from inside.

Page 348 Lab

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GEAR TYPE - FULL TIME

Identified by chrome cover over hub center.

Page 351 Lab

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MANUAL HUBS

Identified by Knob

with FREE - LOCK

Positions

Page 350 Lab

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AUTOMATIC HUBS

Identified by AUTOMATIC Must check operation to make sure

hub is actually unlocking when its suppose to.

No maintenance parts available. Must replace the whole unit if defective.

Normal drivetrain play is evident on - off throttle.

Page 348 Lab

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WHEEL BEARINGS Remove hub. Bend lock tab, for access to outer

nut. Remove outer nut, with special

socket. Remove washer, which has tang in

groove in the spindle. Remove inner nut. Remove hub assembly. Remove spindle, lube inner

bearing.

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TOOLS

Use proper tool for JOB!

Make sure to align pin on inside nut with hole in lock washer.

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Page 355 Lab

EXPLODED VIEW

Typical solid front axle

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Page 353 Lab

LATE MODEL SWING AXLES

Differential is mounted to frame solid

Uses CV joint type axles and has independent front suspension (page 332)

Ford independent front suspension front drive axle assembly uses u-joints. (page 334)

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That’s All Folks!!!!!

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