Assembly overview - differential — VW

🧭 Before you start

Fits: VW Golf IV / Bora (1J)

Don't miss

• Clean differential before and after drilling, protecting tapered roller bearing from drillings.

📋 Procedure

1. First remove seating sleeve for flange shaft seal.
2. Before fitting extractor, position thrust plate40 - 105 on differential cage. [Note: Both tapered roller bearing inner races are pulled off the differential cage in the same way.Before pulling tapered roller bearing inner race off speedometer drive wheel pull connecting piece off ⇒ Fig..] [Note: The tapered roller bearing inner races for gearbox housing and clutch housing are pressed on with the same press tools.]
3. Fit shim under outer race.
4. Support gearbox housing with sleeve3144 directly below bearing support.
5. Drill out rivet heads with 12 mm drill bit from countersunk side and drive rivet out with drift. [Note: Clean differential before and after drilling, protecting tapered roller bearing from drillings.]

6. Place thrust plate40 - 105 on differential cage.
7. Use bolts (A) from repair kit to guide final drive gear into position during installation.
8. ⚠ Wear protective gloves! — Cover tapered roller bearing inner race and speedometer drive gear to avoid possible damage and ingress of metal particles.
9. Drive out spring pin with chisel, inserting chisel into circumferential groove.
10. Drive into differential cage to stop.
11. Lubricate one-piece thrust washer with gear oil and install.
12. Install both sun wheels and secure (e.g. with flange shaft).
13. Insert planet pinions offset 180° and pivot into position.
14. Press in differential pinion pin ((arrow A)) to first planet pinion.
15. Place threaded pieces (arrows B) in sun gears.
16. Drive differential pinion pin into final position and secure with spring pin.

Other VW procedures

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• Removing and installing camshaft – VW Golf Cabriolet · 47 torque figures
• Adjusting valve timing – VW Passat B5 · 83 torque figures
• Removing and installing camshafts – VW Passat B6 · 39 torque figures
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• Removing and installing bumper cover »model year 2015«
• Removing and installing rear wheel housing trim »Cross Polo«
• Adjusting H4 headlight installation position, left-hand drive
• Draining water from fuel filter, vehicles without water separator sender G63
• Checking fuel delivery rate of fuel system pressurisation pump G6, low-pressure fuel system (6 bar)