Lowering kits options

Ok, that's definitely because of the springs then. They're probably super stock springs, the mopar performance 002/003's more than likely. You might be able to find a number painted or stamped into one of leafs, they're usually marked.

yea, look around the springs, look for markings and take pics of markings.

imho, just looks like too high of arched springs.

try some lock and new U-bolts if you don’t have the extra length sticking out of your current ones.