Renewing oil seal for rear splined shaft - rear splined shaft with vibration damper — AUDI

🧭 Before you start

Fits: Audi A5 (8T, 2007–2016), Audi A4 B8 (8K, 2007–2015)

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• The circlip locates the rear splined shaft on the bearing in the housing.
• In order to drive out the rear splined shaft, clamp the centre differential housing in a vice or have a second mechanic hold it as required.
• (Item 2) can be disregarded.
• Drive in oil seal as far as stop using thrust piece, (item 1) of assembly tool T40239. Make sure oil seal remains straight.

📋 Procedure

1. Remove centre differential housing .
2. Remove circlip (arrow) on inside of housing. [Note: The circlip locates the rear splined shaft on the bearing in the housing.]
3. Carefully knock rear splined shaft out of centre differential housing using copper drift. [Note: In order to drive out the rear splined shaft, clamp the centre differential housing in a vice or have a second mechanic hold it as required.]
4. Lever out oil seal (1). [Note: (Item 2) can be disregarded.]
5. Lightly lubricate outer circumference of oil seal with gear oil.

6. Drive in oil seal as far as stop using thrust piece, (item 1) of assembly tool T40239. Make sure oil seal remains straight.
7. Pack space between sealing lip and dust lip half-full with sealing greaseG 052 128 A1.
8. Press rear splined shaft into centre differential housing as follows:
9. Insert rear splined shaft into centre differential housing from below.
10. Place housing with rear splined shaft on thrust plateVW 402 under workshop press.
11. Position drift sleeve30 - 100 on inner race of ball bearing.
12. Press in rear splined shaft.
13. Fit circlip (arrow) into groove on rear splined shaft.
14. Install centre differential housing .

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