Determining New Shim S 4, Overview

WARNING: This page is about a different car, the 2005 Audi A4, 2004 Audi A4, 2003 Audi A4, and 2002 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Determining New Shim S 4, Overview

Courtesy of VOLKSWAGEN UNITED STATES, INC.

This procedure must be carried out when replacing the following components:

Bearing plate. Refer to Determining thickness of shim when replacing bearing plate
Hollow shaft. Refer to Determining thickness of shim when replacing hollow shaft

The procedure restores the required preload of the taper roller bearings for the drive pinion and hollow shaft.

1 - Shim S4

2 - Bearing plate

3 - Transmission housing

4 - Hollow shaft

5 - Taper roller bearing of drive pinion/hollow shaft

6 - Pinion shaft

Fig 2: Determining New Shim S 4, Overview

Courtesy of VOLKSWAGEN UNITED STATES, INC.

a - Bearing plate housing depth

b - Dimension from drive pinion head to shoulder of taper roller bearing on hollow shaft

Taper roller bearing (drive pinion/hollow shaft) pre-tensioned to 10 Nm

S4 - Thickness of shim S4

NOTE: When replacing the drive pinion (final drive set), observe adjustment overview. Refer to Adjustment overview .