Hydraulic electronically adjustable springs on a car that replace original shocks/springs.
AKA, Hydrolics. They are used on cars such as, " Low Riders " to
change the cars stance on the fly. Hydrolics can also be used to
make the car lean , hop or or even jump in the air.
"... I jumped in the Fo '
hit the "Juice" on my ride ,I got front and back, side to
side..."
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Eazy E