2015 Mustang Eibach Pro- Kit Springs Install Video

[qwkcoupe]

The IRS reduces the motion ratio, thus stiffer springs.

So the front CO is what, basically .90^2* spring rate = wheel rate.

And for the IRS closer to 0.50^2* spring rate = wheel rate.

The goal is to dial in the Frequency of the wheel rate vs the suspended weight
http://buddyfey.blogspot.com/2009/06/springs-vol-1.html

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[dubster99]

What are the camber numbers like after this?

 

[Zman]

About to do this is it recommended to get it alingned after?

 

[CJ Pony Parts]

About to do this is it recommended to get it alingned after?

Absolutely. Although your alignment may not be that far out of spec, it is always recommended to have it checked after lowering any vehicle.

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