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      01-11-2014, 05:07 PM   #366
ashmostro
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Drives: 2020 M4cs | 2022 M550i
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They will help, for sure. But without doing the toe arm, it won't be as stiff as possible.

Note that the lower camber link does not replace the bushings for that link, unlike the other arms. So replacing that link doesn't inherently make the suspension tighter - it is just lighter and therefore more reactive... plus it allows you to use M3 style shocks, which eliminates the rubber lower shock mount. That helps with vertical control, but not for deflection under acceleration and braking.

EDIT - just re-read your post and realized I missed your nuance, sorry. Will changing the front portion of the 5-link setup without changing the toe arm exacerbate the toe arm deflection? I don't know... maybe? Personally I think it will help more than it will hurt but yeah you are definitely putting more of the lion's share of stress on that link's bushing, all else being equal.
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