I would go with the spindle lift. It keeps the stock ride, doesn't mess up the upper ball joint and the alignment stays within factory specs. I have done this to a lot of trucks. Just my two cents. RoB~SoCalJetBoats~
In my best "grandad" voice with a cigarette hanging out of my mouth.... "if a day goes by and you learn nothing, I hope like hell you got a lot of sleep"....