Originally Posted by Mr.Ski
Getting ready to lower my 09 GT Coupe. I already have a 1 piece driveshaft. I am going to use either the Eibach Pro's or the Ford Racing P springs. Do I actually NEED an adjustable upper control arm, or will the pinion angle still be ok with this amount of drop?
I wouldn't say you NEED an adjustable UCA with a 1.5" drop, but if you're still running the stock UCA, you should definitely upgrade it. So now would be the time.
Here's what I'd recommend: