A place for more technical discussions. Please make sure you post in the correct section on the site, this way it keeps the site tidy AND ensures you get a more relevant answer.
The kit you showed would accommodate extra articulation but wouldn't provide it. That was the reason I asked if you had modified your suspension in such a way that you are experiencing spring dislocation. Based on your last comment, I suspect that you aren't having the issue.
With a stock radius arm setup, Riccy's response is 100% correct. You shouldn't experience spring dislocation and, as he and others said, a locker would be your best investment.
I started out with nothing & still have most of it left
