[KULTULZ]

The only way(s) I know to do it are -

1) - AIR SUSPENSION

2) - COIL OVER SHOCKS (ADJUSTABLE)

3) - CUTTING SMALL SECTIONS OUT OF THE SPRING AND REINSTALLING TO GET TO WANTED TRIM HEIGHT. If you cut too far, you would use the spring isolators (previously mentioned) to regain needed height. Just make sure the control arm bushings are good or you might be chasing your tail.

ADDED -

4) - USING DROP SPINDLES - If Too Low w AEROSTAR SPRINGS, you would use isolators/spacers (under springs) to bring it to desired trim height.