The HD springs aren't designed to run without a load, they are made to make sure you don't lose height with a load (500lb load). Yes you will gain a little bit of height if you don't have the full 500lbs that we tested with and that's ok, but I wouldn't recommend running them without any load at...
Not the case, we offer the complete kits in regular rates OR as the HD version, but you can also purchase the springs separately if you already have coil overs and decided you need the heavier spring rates.
https://eibach.com/product/E86-35-056-05-22?epsid=2961
Your right, this does sound a little confusing, we probably should update this to "extreme off-road" use. We have to have a line drawn in the sand for the people who can't understand these are not off road racing shocks.
When it comes to actual physical warranty's, we typically will cover...
Hi @jessquatch,
I am the sales manager at Eibach. I think the part you are failing to mention is that we were trying to work with you but you were to impatient to provide us with all of the pertinent info we needed to make a claim. But since you want to go public with this lets talk it through...