Overview of adjustments

Fig 1: View Of Final Drive Adjustment Components

Courtesy of VOLKSWAGEN UNITED STATES, INC.

1 - Input gear 

• Adjusting. Refer to Input gear, adjusting 

2 - Drive pinion 

• Adjusting. Refer to Drive pinion, adjusting 

3 - Differential 

• Adjusting. Refer to Differential, adjusting 

4 - Shim for input gear 

• Determine thickness on basis of table. Refer to Table of shims for drive pinion and input gear 
• Determine part number from parts catalog

5 - Shim for drive pinion 

• Determine thickness on basis of table. Refer to Table of shims for drive pinion and input gear 
• Determine part number from parts catalog

6 - Shim for differential 

7 - Tapered roller bearings for input gear 

• Always replace together
• Re-determine shim when replacing tapered roller bearings
• Adjusting. Refer to Input gear, adjusting 

8 - Tapered roller bearings for drive pinion 

• Always replace together
• Re-determine shim when replacing tapered roller bearings
• Adjusting. Refer to Drive pinion, adjusting 

9 - Tapered roller bearings for differential 

• Always replace together
• Adjusting. Refer to Differential, adjusting