b'GM F/X AXT-STARSTAR-SYSTEM 4-Step Control Arm & Shock Mount Package: Step 1 oCut Off Factory Frame Spring Bucket Bulge (RedDotted Line) & Upper Brackets (Blue Arrow) Step 2 oPlace the Laser Cut & Laser Marked Frame Platesin Position & Weld-In Place oThis Accurately Locates the Front Axle CenterlineUpper Control Arm & Shock Mounts oNarrows Frame at Spring Bucket & Boxes the Framefor Cleaner Straight Frame Look & More StrengthLaser Marked Frame Plates Step 3 oWeld on the Strong Combination Shock & Upper Control Arm MountsoSlots Utilize RSRT Precision Suspension Slugs to Accurately Set Control Arm Geometry oEliminates Factory Upper Control Arm Bracket & Shock Mount Step 4 oInstall Tall, Jack Screw & Jam Nut Coil-Over Shock AdjustersDone! Now You Have 2 of Quick & Easy Ride Height & Corner Weight Adjustment with a Ratchet & One Wrench oLow & High Engine Bay Roll Bar Options to Stiffen Front FrameChoice of Steel or Aluminum Jack Screws & Jam Nuts575'