Originally Posted by specialB
how much stiffer than regular GT springs?
Cobb claims that the spring rate is very close to stock. However, these are progressive design springs, so as the spring compresses they become stiffer. This makes it impossible to measure the actual spring rate.
These are designed for the stock struts, but they work great with any stock style (not bilstien) strut.
So in a basically they are a little stiffer than stock, but they do a good job at keeping the car from hitting the bump stops, while offering the smoothest ride possible...