Thread: Ohlins R&T Swift Spring Conversion Kit - OE Strut Mount Style
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      10-10-2013, 11:18 PM   #3
MilehighM3
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Drives: Harrop E90 M3
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2009 E90 M3  [6.50]
Sorry to bump an old thread, but would you recommend upgrading just the rear springs on this setup? If so, what rate would you recommend as the max when keeping the 400lb fronts?
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