The spindles I've seen lower 2-1/2" AND require switching to disc brakes. BUT, they don't change your geometry like lowering springs. I put 2" lowering springs on mine, front and rear, and use stock shocks...works good after replacing worn out ball joints.
I want an anti-sway bar next.

c


If you can't fix it with a hammer and screwdriver, you need a bigger hammer.
1965 Chevy C10