Replacing Lower Trailing-Arm Bearings

WARNING: This page is about a different variant/trim than selected.

WARNING: Mechanical, hydraulic or pneumatic press

Risk of squashing
1. Read specific safety information for the press.
2. Check that the press is working perfectly before use, particularly the safety components.

Information

The thrust pieces and the > VAS 6178 - Hydraulic cylinder are used for pressing in and out. Push a suitable > T10230 - Assembly tool onto the threaded rod and align it as described.

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Wheel carrier with axle bearing

The bearing consists of the axle bearing -1- and lock -2- .

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Axle bearing with lock

Before pressing out the bearing, check the alignment by checking the position of the cut-outs. > Alignment of bearing

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Alignment of bearing

Press out the lock.
Use > T10230/59 - extractor for pressing out the lock.
1. 1.1 Fit the extractor -1- on the lock -2- .
2. 1.2 Tighten adjusting screw -3- until the extractor is fitted securely.
3. 1.3 Tighten adjusting screw -4- to prevent the tool from tilting.
4. 1.4 Fit attachment part -5- of the extractor close to the cut-out for the lock.
5. 1.5 Tighten adjusting screw -6- until the lock is loosened completely.
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Pressing out lock
Press out the bearing.
The following thrust pieces are required for pressing out the bearing. > Thrust pieces for pressing out bearing

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Thrust pieces for pressing out bearing
- T10230/54 - Thrust piece -1-
- T10230/55 - Thrust piece -2-
- T10230/56 - Thrust piece -3-
- T10230/3 - Thrust piece -4-
- T10230/7 - Thrust piece -5-
The thrust pieces are used as follows. > Arrangement of tools for pressing out bearing

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Arrangement of tools for pressing out bearing
Press in the bearing.
Before pressing in the bearing, always check the alignment of the bearing. > Alignment of bearing

The following thrust pieces are required for pressing in. > Thrust pieces for pressing in bearing

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Thrust pieces for pressing in bearing
- T10230/54 - Thrust piece -1-
- T10230/10 - Thrust piece -2-
- T10230/57 - Thrust piece -3-
- T10230/3 - Thrust piece -4-
- T10230/7 - Thrust piece -5-
The thrust pieces are used as follows. > Arrangement of tools for pressing in bearing

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Arrangement of tools for pressing in bearing
Press in the lock.
The following thrust pieces are required for pressing in the lock. > Thrust pieces for pressing in lock

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Thrust pieces for pressing in lock
- T10230/54 - Thrust piece -1-
- T10230/57 - Thrust piece (2x) -2-
- T10230/3 - Thrust piece -3-
- T10230/7 - Thrust piece -4-
The thrust pieces are used as follows. > Arrangement of tools for pressing in lock

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Arrangement of tools for pressing in lock
To ensure that the lock is fitted at the correct position on the bearing, the lock must be crimped with the bearing.
The following thrust pieces are required for crimping. > Thrust pieces for crimping

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Thrust pieces for crimping
- T10230/54 - Thrust piece -1-
- T10230/57 - Thrust piece -2-
- T10230/58 - Thrust piece -3-
- T10230/3 - Thrust piece -4-
- T10230/7 - Thrust piece -5-
The thrust pieces are used as follows. > Arrangement of tools for crimping

Important: Check alignment of thrust pieces and nuts!

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Arrangement of tools for crimping