BRAND NEW ALDAN AMERICAN ADJUSTABLE COILOVER KIT FOR THE FRONT AND THE REAR OF THE VEHICLES LISTED BELOW (PART #300106). CONVERT YOUR FRONT AND REAR SUSPENSION TO COIL-OVERS. ALDAN PHANTOM SERIES, SINGLE ADJUSTABLE COIL-OVERS DELIVER SUPERIOR HANDLING & RIDE QUALITY FOR A DRASTIC IMPROVEMENT OVER STOCK SUSPENSION. ALDAN HIGH TENSILE, HIGH TRAVEL COIL-SPRINGS PROVIDE GREATER CONSISTENCY OVER STOCK SPRINGS. ALDAN COIL-OVER KITS ARE RIDE-HEIGHT ADJUSTABLE ALLOWING YOU TO PROPERLY LOWER YOUR RIDE-HEIGHT. GREAT FOR STREET & AUTOCROSS APPLICATIONS. FEATURES: SINGLE ADJUSTABLE COILOVERS ADJUSTABLE RIDE HEIGHT: FRONT: FROM 0.0" TO 2.0" LOWERED REAR: FROM 0.5" TO 3.0" LOWERED SPRING RATE: FRONT: 450 LBS/IN REAR: 160 LBS/IN PROVIDES FULL ADJUSTMENT OF SHOCKS, SPRINGS, AND SHOCK DAMPING GAS CHARGED 6 FRONT AND 11 REAR ADJUSTABLE VALVING SELECTIONS 300106 FITS: CHEVROLET: 1978-1988 MONTE CARLO WITH A SMALL BLOCK CHEVY ENGINE 1978-1983 MALIBU WITH A SMALL BLOCK CHEVY ENGINE 1978-1987 EL CAMINO WITH A SMALL BLOCK CHEVY ENGINE GMC 1982-1987 CABALLERO WITH A SMALL BLOCK CHEVY ENGINE PONTIAC: 1982-1986 BONNEVILLE WITH A SMALL BLOCK CHEVY ENGINE 1978-1987 GRAND PRIX WITH A SMALL BLOCK CHEVY ENGINE OLDSMOBILE: 1978-1988 CUTLASS WITH A SMALL BLOCK CHEVY ENGINE BUICK: 1978-1987 REGAL WITH A SMALL BLOCK CHEVY ENGINE ALDAN COIL-OVER KITS ARE MADE IN THE U.S.A. WITH ONLY THE HIGHEST QUALITY MATERIALS SUCH AS HIGH STRENGTH, 6061-T6 ALUMINUM, COLD WOUND, HIGH TENSILE COIL-SPRINGS AND NITROGEN CHARGED SHOCKS. ALDAN COIL-OVER SHOCKS & SPRINGS ARE TESTED AND MATCHED FOR GREATER PRECISION AND CONSISTENCY OVER TIME.