Hello everyone, i want some help, about the rate of these springs ->

And also i want to know are they stiffer or softer than the OEM sportline srpings for w124 (200CE, 230CE, 300CE), because i can't find any information about that.

And also i want to know are they stiffer or softer than the OEM sportline srpings for w124 (200CE, 230CE, 300CE), because i can't find any information about that.
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