Knocking Noise Over Bumps Due to Worn Sway Bar Link Joints on Mercedes-Benz CLK550

The sway bar end link joints may wear and cause a knocking noise over bumps. Loose or warn links should be replaced to correct this type of noise.

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Average mileage: 81,623 (49,205–130,000)
3 model years affected: 2007, 2008, 2009
6 people reported this problem
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problem details
2009 Mercedes-Benz CLK550 65,666 mi,
Link on rear left worn -- replaced
2007 Mercedes-Benz CLK550 49,205 mi,
I would hear a crunching sound going over speed bumps, they had to replace a strunt and a sway bar.