8th Generation Honda Civic Forum - View Single Post - 06+ Civic Si 2/4dr Spring Rates and Drop Guide
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Old 09-22-2007, 04:27 PM   #43 (permalink)
Cookstar
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Join Date: Dec 2005
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Chris
Quote:
Originally Posted by cracker099
WOW! If that is true, the spring rates on the Pro-Kits (progressive) are really low. That raises the issue of bottoming out and traction. Any thoughts?
The whole reason for progressive rate springs is to give you acceptable ride quality during ordinary driving, but become firmer while cornering. I'm sure the increase in rate also prevents bottoming out.

On a side note, I have emailed Progress to find out if their springs are indeed linear as stated in the initial post. I'm not sure they are:

(Edit) I just looked on their website and they are progressive:
http://progressauto.com/store/produc...roducts_id=267
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