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      08-20-2009, 11:31 AM   #11
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Drives: F80 YMB, 335 E90 ZSP+
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Location: MO

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The M3 suspension parts (control arms etc.) have different bushings. Rear sub-frame and final drive bushings are also critical. The rft-tuned suspension uses spongy bushings to isolate shock from stiff sidewalls. Strut and shock mounts are more difficult to find appropriate upgrades for.
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