Differential Mount: Service and Repair

Rear Final Drive Bonded Rubber Bushings

• The Identification (ID) - arrow - on the "bottom side" of the rear final drive identifies which final drive is installed.

Example of the ID on a final drive "02D"






Special tools, testers and auxiliary items required

• Locking Pin (30-505)

• Arbor Thrust Piece (VW 554)

• Bushing Puller (3128)

• Thrust Piece (T40033/1) from the Assembly Tool (T40033)

• Traverse (T10030/5) from the Assembly Tool (T10030)

• Component Part for 3346 Tool (3346/2)

• Nut (3346/3)

• Kukko Puller 12-14.5 mm (21/1)

• Kukko Support (22/1)

Removing

Removing the Upper Rear Bonded Rubber Bushing





A Counter support, for example, Kukko support (22/1)
B Internal puller 12 to 16 mm, for example, Kukko puller 12-14.5 mm (21/1)

- A piece must be broken out of the bonded rubber bushing collar - arrow - to attach the support.

- Insert the extractor in the separating gap between the upper and lower bonded rubber bushing and brace it.

Removing the Lower Rear Bonded Rubber Bushing





• If the bonded rubber bushing should be replaced separately, it can be removed with the support such as the Kukko support (22/1) and the extractor 12 to 16 mm such as the Kukko puller 12-14.5 mm (21/1). Refer to => [ Removing the Upper Rear Bonded Rubber Bushing ].

Installing the Upper Rear - A - and Lower Rear - B - Bonded Rubber Bushings





- Lay a washer with an "internal diameter of 15 mm" and an "outer diameter of a minimum of 27 mm" on the spindle (3346/2) before it is installed.

Removing the Lower Front Bonded Rubber Bushing





- To prevent oil from leaking out of the final drive in the following step, seal off both vent pipes.

- Place the final drive on the workbench with the upper section down and remove the bonded bushing:

A Counter support, for example, Kukko support (22/1).
B Internal puller 12 to 16 mm, for example, Kukko puller 12-14.5 mm (21/1)

- A piece must be broken out of the bonded rubber bushing collar - arrow - to attach the support.

- Insert the extractor in the separating gap between the upper and lower bonded rubber bushing and brace it.

Removing the Upper Front Bonded Rubber Bushing





• If the bonded rubber bushing should be replaced separately, it can be removed with the support such as the Kukko support (22/1) and the extractor 12 to 16 mm such as the Kukko puller 12-14.5 mm (21/1). Refer to => [ Removing the Lower Front Bonded Rubber Bushing ].

Installing the Lower Front - A - and Upper Front - B - Bonded Rubber Bushings





- Lay a washer with an "internal diameter of 15 mm" and an "outer diameter of a minimum of 27 mm" on the spindle (3346/2) before it is installed.

Differentiation of the "Upper Rear" and "Lower Front" Bonded Rubber Bushings





The "upper rear" and "lower front" bonded rubber bushings can be differentiated.






Installed Location of the "Upper Rear" and "Lower Front" Bonded Rubber Bushing. Installation of the Buffer - B -





• Final drive in the installed position.

Installed Location of the "Upper Rear" and "Lower Front" Bonded Rubber Bushing:

• The "upper rear" bonded rubber bushings are positioned with the pins - A - facing up.

• The "lower front" bonded rubber bushings are positioned with the pins - A - facing down.

Installation of the Buffer - B -

- Pull the pins - A - into the buffer holes - arrows -.

The buffer - B - is then connected to the bonded rubber bushing and cannot be lost.