BRAND NEW DETROIT SPEED FRONT COILOVER CONVERSION KIT, DOUBLE ADJUSTABLE SHOCKS, COMPATIBLE WITH 1968-1972 GM A-BODY WITH SBC/LS (PART #030308-DDS). THE DETROIT SPEED, INC. A-BODY COILOVER CONVERSION KIT ALLOWS THE LATEST IN COILOVER SPRING/SHOCK TECHNOLOGY TO BE BOLTED ON TO ANY A-BODY, BRINGING YOUR CLASSICS HANDLING AND RIDE INTO THE 21ST CENTURY WITH OUR DETROIT TUNED VALVING. THE BASE COILOVER PACKAGE OFFERS EXTENSIVE RIDE HEIGHT ADJUSTABILITY AND DETROIT SPEED VALVING. OUR OPTIONAL SINGLE OR DOUBLE ADJUSTABLE COILOVERS OFFER ADJUSTABILITY WITH MULTIPLE SETTINGS FOR BOTH LOW SPEED AND HIGH SPEED REBOUND. THE ULTIMATE PACKAGE IS OUR MONOTUBE REMOTE RESERVOIR COILOVER SET WHICH OFFERS SEPARATE FLUID CANISTERS FOR OPTIMUM ADJUSTABILITY AND IMPROVED HEAT DISSIPATION. DOUBLE ADJUSTABLE SHOCK: THIS IS THE MOST RACE WINNING SHOCK JRI HAS IN ITS STABLE. WITH ITS TWO INDEPENDENT ADJUSTMENTS AND THE ENORMOUS RANGE OF ADJUSTMENT IT CAN BE SET TO THE EXACTING DEMANDS OF THE DRIVER AND PERFORMANCE LEVELS REQUIRED WHILE PROVIDING EXCELLENT RIDE QUALITY ON THE STREET. APPLICATIONS: CHEVROLET: 1968-1972 CHEVELLE 1968-1972 EL CAMINO 1970-1972 MONTE CARLO GMC: 1971-1972 SPRINT PONTIAC: 1968-1972 GTO 1968-1972 LEMANS 1968-1970 TEMPEST OLDSMOBILE: 1968-1972 CUTLASS 1968-1972 CUTLASS SUPREME 1968-1971 4-4-2 1968-1972 VISTA CRUISER BUICK: 1968-1972 SKYLARK 1970-1972 GS 1968-1969 GS 350 1968-1969 GS 400 1970-1972 GS 455 SPECS: BRAND: DETROIT SPEED ENGINE: SMALL BLOCK/LS PRODUCT TYPE: COILOVER CONVERSION KIT SHOCK TYPE: DOUBLE ADJUSTABLE SPRING RATE: 550LBS/IN SPRING FREE LENGTH: 9.5 IN. YOU CAN VIEW AND DOWNLOAD THE COMPLETE ASSEMBLY INSTRUCTION BOOKLET HERE.