8th Generation Honda Civic Forum - View Single Post - 06+ Civic Si 2/4dr Spring Rates and Drop Guide

**Cookstar** · 09-24-2007, 04:05 PM

I just received a reply from my email to Progress. It said their springs are indeed linear so I changed it in the first post. (It was right the first time until I changed it.)

09-24-2007, 04:05 PM	#51 (permalink)
Cookstar I'm here!!! Join Date: Dec 2005 Location: China Grove, NC Age: 34 Posts: 3,851 Chris iTrader: 9 / 100%	I just received a reply from my email to Progress. It said their springs are indeed linear so I changed it in the first post. (It was right the first time until I changed it.)