First job I had to do on my wife's C280 was the front lower arm bushings. If I had to do it again I would buy the control arm assemblies. I don't know how common it is but the old bushings were a real bear to get out.

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1983 380SL
1995 C280
1995 S500 coupe
1990 Mazda Miata
2004 Suzuki Hayabusa