This thread has most of the spring rate colors and also a very in-depth discussion of suspension setup, spring rate, dampeners, roll rate, and the effects of changing one or more components. If your car was delivered with M030 it will be listed on your options label on the underside front hood.
http://986forum.com/forums/performance-technical-chat/27222-m030-spring-rates.html
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2009 Cayman 2.9L PDK (with a few tweaks)
PCA-GPX Chief Driving Instructor-Ret.
Last edited by Topless; 04-02-2013 at 04:23 PM.
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