For your alignment. You'll need alignment bushings in upper arms and cam plates to get your alignment in spec. I think anything lower than 4" needs the plates.
Here yah go
Belltech Sport Trucks and Muscle Cars

Check with atomic, he's a vendor who makes coil over conversions. That would make a bag conversion even easier to do. You could slap a Shockwaves in a few minutes.

Did you lube everything well before installing? Not overtightening.

 

I finally did some rear lowering shock length cross referencing, I finally found the matching rear Bilstein 5100 (5125 actually) to the factory 5100 front strut replacement option for us lowered on the the Belltech 2/4 drop kit. I am ordering part number 33-185606. Mine should be here in 2 weeks to replace the Belltech Street Series that I currently have on my truck.