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Old 07-13-2013, 02:59 PM   #17
Ian c
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Join Date: Jun 2013
Location: Socal
Posts: 560
Quote:
Originally Posted by thstone View Post
The coil spring rate is simply characterized by the thickness, number of active coils, and coil diameter. Because the basic spring rate characteristic is proportionally related to the thickness to the fourth power, a very small increase in thickness will result in a significant increase in spring rate.



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Indeed .
I am yet to sit down and do the math , or write a spreadsheet

I have the porsche figures including row m030 , and all German manufacturers have to give it to get tuv approval to sell in Germany so have eibachs h&r and vogtland too .
Let me know if you can use the info ...
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