Lol, glad to know that every single Mustang spring is the same rate and progressive or linear does not matter. I've learned to assume that the other person is going to be a jackass in advance and let them prove me wrong.
2000 Mustang GT Steeda #0048 34k miles. 99 Cobra 4V swapped, FTBR IRS swapped, exhaust, tuned by James Gordon.
Just because I give you advice, doesn't mean I know more than you. Its just means I've done more stupid ****.