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Home >> Volkswagen >> 2018 >> Beetle S, 2D Hatchback >> Repair and Diagnosis >> External Pages >> Different car >> Section 110 (Final Drive & Differential - Manual Transmission 02Q (Convertible)) >> 39 Final Drive, Differential >> Description And Operation >> Differential Overview

Differential Overview

WARNING: This page is about a different car, the 2016 Volkswagen Beetle, 2015 Volkswagen Beetle, 2014 Volkswagen Beetle, and 2013 Volkswagen Beetle. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

Heat the bearing inner race/tapered roller bearing to approximately 100 °C (212 °F) using the Inductive Heat Unit VAS 6414. Wear protective gloves.

Replace both tapered roller bearings together.

Adjust the differential, refer to DIFFERENTIAL, ADJUSTING  when replacing the tapered roller bearing, differential housing, transmission housing or clutch housing.

Fig 1: Exploded View Of Differential Components
GWWM39-10001Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
  1. Transmission Housing
  2. Adjusting Shim
  3. Outer Race/Tapered Roller Bearing
  4. Bearing Inner Race/Taper Roller Bearing
  5. Differential Housing
    • With the final drive gear.
  6. Bearing Inner Race/Taper Roller Bearing
  7. Outer Race/Tapered Roller Bearing
  8. Shim
    • Installed position: The shoulder on the inner circumference faces the seal -item 10-.
  9. Clutch Housing
  10. Seal
  11. Countersunk Bolt
    • 33 Nm
    • Install with the threaded piece -item 22-.
  12. Right Flange Shaft
  13. Ring
    • Pry the ring off the right flange shaft -item 12- with a screwdriver.
    • Installed position: The depression faces away from threaded holes in flange shaft.
    • Install the ring all the way by hand.
    • The ring must lock into the flange shaft.
  14. Flange Shaft Pressure Spring
    • Installed behind the flange shaft.
  15. Thrust Washer
    • Installed position: Collar to compression spring, braces (if installed) to tapered ring.
  16. Tapered Ring
    • Installed position: ball toward the differential housing
  17. Locking Ring
    • Holds the tapered ring, the thrust washer and the pressure spring when the flange shaft is removed.
  18. Large Differential Bevel Gear
    • Installing, refer to Figure.
  19. Differential Taper Axle
    • Remove using a drift.
    • Installing, refer to Figure.
  20. Roll Pin
    • To secure the differential bevel gear axle.
    • Removing and installing, refer to Figure.
  21. Small Differential Bevel Gear
    • Installing, refer to Figure.
  22. Threaded Piece
    • Installing, refer to Figure.
  23. Thrust Washer Union
    • Install using transmission fluid.
  24. Ring
    • Pry the ring off the left flange shaft -item 25- with a screwdriver.
    • Installed position: The depression faces away from threaded holes in flange shaft.
    • Install the ring all the way by hand.
    • The ring must lock into the flange shaft.
  25. Left Flange Shaft
  26. Seal
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