Full Floating Rear Axle-Dana

Wheel Bearings, Wheel Hub Seal and Wheel Bearing Cups

Part 2 Of 2:

Special Tool(s)

Removal
1. Remove the rear hub and brake disc assembly.





2. Remove the rear hub seal and the inner rear wheel bearing.
^ Discard the rear hub seal.





3. If not done previously, remove the bolts and separate the rear hub from the brake disc.
4. Clean all the old grease and axle lubricant of the rear hub.





5. Remove the inner and outer bearing cups.
1 For model 80, use special tools 205-277 and 205-153 to remove the inner bearing cup. For model S135, use special tools 205-441 and 205-153 to remove the inner bearing cup.
2 For model 80, use special tools 205-275 and 205-153 to remove the outer bearing cup. For model S135, use special tools 205-443 and 205-153 to remove the outer bearing cup.
6. Clean the following components:
^ The rear axle housing spindle.
^ All the old grease and axle lubricant from the rear hub.
^ The rear wheel bearings and cups.





7. Inspect the bearing races and rollers for pitting, galling or erratic wear patterns. Check the rollers for end wear. Discard the bearings, if necessary.
1 A typical new bearing roller.
2 A worn bearing roller.

Installation





Dana 80
1. Using the special tools 205-098, 205-100, and 205-278, install the inner and outer bearing cups.
^ Check to see if a 0.038-mm (0.0015-inch) feeler gauge can be inserted between the cups and the rear hub at any point around each cup. Reseat the bearing cups, if necessary.





Dana S135
2. Install the inner and outer bearing cups.
1 Use special tools 205-442 and 205-153 to install the inner bearing cups.
2 Use special tools 205-444 and 205-153 to install the outer bearing cups.
3 Check to see if a 0.038-mm (0.0015-inch) feeler gauge can be inserted between the cups and the rear hub at any point around each cup. Reseat the bearing cups, if necessary.

All axles
3. install the inner rear wheel hearing in the rear hub.





4. Install a new rear hub seal.
^ For model 80, use a suitable seal installer.
^ For model S135, use special tools 205-445 and 205-153.





5. Position the rear brake disc on the rear hub and install the bolts.
6. Install the rear hub and brake disc assembly.