The bushings come int he control arms, but I am sure can be replaced. Unless yours are bent, I would think if anything you need bushings.

I had to replace mine on my 92 300CE, because one got bent in an accident.

Alon

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'92 300CE - Sold
2004 C240 - 744 - C7 Wheels - Android Radio
2002 C320 - 816 - Sport Wagon