Rear suspension lower wishbone installation details
6j - Rackmount assembly; 7a - Lower ball joint; 94 - Lower wishbone; 125a - Bearing with nut; 125b - Bearing; 125 - Spacer sleeve; 125d - Bearing; 125e - Bearing; 125f - Bolt; A - Version 1; B - Version 2
Note: All self-locking bolts and nuts must be replaced!
1. The details of the installation of the lower transverse arm of the rear suspension are shown in the illustration, to which all references in the text refer.
2. Remove the rear wheels.
3. Disconnect the strut assembly (6j) from the lower control arm (94).
(Original published on the website: MERCEDESMAN)
4. Remove the bearing with the nut (125a) and remove the bolt (125f) from the lever (94).
5. Loosen the fastening nuts, remove the axle bolts, separate the lever (94) from the subframe and turn it downwards on the ball joint (7a).
6. If necessary, hold the ball head with a TORX key and release the support (7a) from the lever (94).
7. Remove the lower wishbone (94).
8. Assess the condition of the ball joint (7a) (see Section Checking the condition of the ball joints of the steering knuckle), remove the support if necessary (use an extractor) and replace it.
9. Installation is carried out in the reverse order - make sure that when installing the lever and tightening the bearing with the nut (125a), the rear axle assembly is positioned strictly horizontally.