I have a new J&M adjustable panhard bar waiting to be installed, and saw on the forums that one side becomes hard to grease once installed, unless a 90-degree fitting is installed.
I went ahead and installed 90-degree fittings at both ends and am wondering if that's gonna be OK or cause any issues with greasability?

Here's what I ended up with:

 

as long as your grease gun has a flexible hose, I don't see any problem with that