Dust Cover, Wheel Hub

Dust Cover

Dust Sealing Ring Installed:

NOTE: Mercedes recommends installing an extra dust seal for the wheel bearing for vehicles driven on bad roads. The dust sealing ring 124 997 12 40 (8b) in the form of a slinger ring is installed on the spider ring of the rear axle shaft (37a).

INSTALLATION
- Remove brake caliper.





- Insert dust seal (8b) between parking brake cable switch and wheel carrier at one end (arrow).
- Position dust sealing ring around circumference of rear axle shaft.









- Insert clamping spring (8c) for sealing ring on holder for brake cable and install on sealing ring after closing. Position sealing ring.

Note: To install the clamping spring twist the ends approx. one-half turn counter to the screw-in direction and then pull the ends together and turn into one another.





- Turn rear axle shaft and ensure that the dust sealing ring (8b) is properly seated.