TorqFix

Renewing oil seal for output flange (bevel box removed): Audi A3

Step-by-step renewing oil seal for output flange (bevel box removed) for the Audi A3: 15 steps. What to remove, in what order, and what to check after.

Workshop procedure for AUDI — the exact step sequence and torque figures, straight from real workshop data.

15 steps

🧭 Before you start

Fits: Audi A3 (8P, 2003–2012)

  • Opens: gearbox oil
  • Special tools named: puller

📋 Procedure

  1. Locate bevel box on hole marked (5)(arrow) in gearbox support T10108.
  2. Then align bevel box with hole opposite and secure.
  3. Place used oil collection and extraction unitV.A.G 1782 below bevel box.
  4. Drain gear oil out of bevel box.
  5. Lock output flange for bevel box in position using support plate T10108/1 and bolts M10x30 (2x) (arrows).
AUDI? Steps differ between engine variants — check this job against your exact car before you commit to it. Check my car — free →
  1. Unscrew hexagon nut for output flange.
  2. Swing bevel box so that output flange points upwards.
  3. Pull output flange off shaft bevel gear of bevel box.
  4. Pull out oil seal (A) for output flange.
  5. Clean residual locking fluid from thread of shaft bevel gear.
  6. Lubricate outer circumference of new oil seal with gear oil.
  7. Drive in oil seal as far as stop using thrust piece T10049.
  8. Pack space between sealing lip and dust lip half-full with sealing greaseG 052 128 A1.
  9. Apply puller hooks to underside of pinion housing and draw in output flange.
  10. Coat thread of new nut for output flange with locking fluid.

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TorqFix was built by a mechanic — after a 2,700 km drive with five roadside repairs that no diagnostic tool could explain.

The figures on this page come from manufacturer workshop documentation and are shown as they are. The page is assembled automatically from that data — it is not written by an AI. The AI works in the chat, where it answers for your specific car. It writes nothing here.

Variants of the same model differ. Cross-check torque against the factory manual for your engine before final tightening.

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Workshop data on this page last updated 20 Sep 2026.