I would try to isolate the clunking noise by spraying silicone on the rubber parts. If it goes away, then it's better to change it now than later. The parts cost is not expensive and it is a straightforward DIY work.

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200 75 W115 (Mom's)
190e 90 2.6 W201
E320 95 Wagon W124
72 BMW 3.0 CSI