Boys, take your playground spat outside. The OP just asked for a little help identifying these parts. Typically called differential bushings, but EPC refers to them as rubber mounts for the axle housing to rear subframe. The photos tell me yours are overdue for replacement. P/N 124-352-77-65

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1988 California version 260E (W124)
Anthracite Grey/Palomino
Owned since new and still going strong and smooth
MBCA member

Past Mercedes-Benz:
1986 190E Baby Benz
1967 230 Inherited from mom when she downsized
1959 220S Introduced me to the joys of keepin' 'em goin'

There are only 10 kinds of people in the world--those who understand binary and those who don't