Coil spring suspension question on a D100

The lowering spindle he used on his truck was for a 80's dakota, they run about $400 bucks plus you will have to use 81 and up rotors because of the different bearing sizes.

A much cheaper route is the van lower arms.
Here is a link on how to do it.

http://board.moparts.org/ubbthreads/showflat.php?Cat=0&Number=6548150&page=0&fpart=all&vc=1