LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis (Single Page) >> Drivelines & Axles >> Differentials & Drive Axles >> Final Drive, Differential Servicing - 7-Speed Dual Clutch Transmission >> 39 Final Drive, Differential >> Final Drive >> Final Drive, Adjusting >> Final Drive, Adjusting, When Replacing The Transmission Housing Or Pinion >> Adjusting Shims Available for "S 1 "

Adjusting Shims Available for "S 1 "

Shim thickness (mm)
0.65 0.89 1.13 1.37 1.61
0.69 0.93 1.17 1.41 1.65
0.73 0.97 1.21 1.45 1.69
0.77 1.01 1.25 1.49 1.73
0.81 1.05 1.29 1.53 1.77
0.85 1.09 1.33 1.57  

Tolerance variations make it possible to find the exact shim thickness required.

-- Remove the old shims "S 1 *" and "S 2 *" and install the newly determined shims. Refer to OVERVIEW - DIFFERENTIAL .

Measurement check

GWWA39-10967Courtesy of AUDI OF AMERICA, LLC

-- Turn the differential five turns in both directions after installing the shims "S 1 " and "S 2 " so that the tapered roller bearings can settle.

-- Measure backlash on the circumference four times.

  1. Dial Indicator: VAS 6080A 
  2. Dial Gauge Extension (8 cm plan)
  3. Measuring Lever: VW388 
  4. Ring Gear Locking Sleeve: VW521/4 
  5. Positioning Tolerance Shell: VW521/13 
  6. Dial Indicator Holder: VW 387 

Tightening Specifications