hummer Workshop Repair Guides

Hummer Workshop Service and Repair Manuals

Differential Cover > < Actuator, Differential Lock|Diagrams
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Carrier Bearings: Service and Repair

Differential Side Bearings Replacement

Tools Required

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J 22912-B Split Plate Bearing Puller

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J 8092 Universal Driver Handle - 3/4 in - 10

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J 21784 Side Bearing Installer

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J 22888-D Side Bearing Remover Kit

*

J 29710 Differential Side Bearing Installer

*

J 44420 Differential Bearing and Hub Seal Installer

Removal Procedure

1. Remove the differential assembly. Refer to Differential Replacement  (See: Service and Repair/Removal and Replacement/Rear Drive

Axle/Differential Replacement) .

2. Remove the differential side bearings by doing the following:

1. For the 8.6 inch, install the differential assembly into a vise.
2. Install the J 22888-20A  (2) and the J 8107-4  , 8.6 inch axle (1) axle, over the differential case side bearing bore.
3. Remove the differential side bearings using the J 22888-20A  .

Installation Procedure

1. For the 8.6 inch, install the differential side bearings by doing the following:

1. In order to protect the differential case, install the J 8107-4  , 8.6 inch axle in the case on the side opposite the bearing installation.
2. Install the J 21784  , 8.6 inch axle (2), and the J 8092  (1) onto the differential case bearing as shown.
3. Drive the bearing onto the case using the J 21784  or the J 29710  and the J 8092  .

2. Install the differential assembly. Refer to Differential Replacement  (See: Service and Repair/Removal and Replacement/Rear Drive

Axle/Differential Replacement) .

Differential Cover > < Actuator, Differential Lock|Diagrams