b'GM F/X TRACK-PROWhere Do We Start? Your 60s-70s GM Car was built with 1/4" tolerances in every location & these add up. The Factory was building a Product to Sell, not a race car. Unfortunately, your driver & passenger lower control arm pivot axis points (lower buckets) dont match. Until we fix this, the car will never handle the same on left hand & right hand corners. So, lets fix it with our LCA True Axis Kit.Lower Control Arm True Axis Kit & Technical Support: oIncludes a Precision Ground True Rodto Guarantee You Have True Pivot Axis.oAfter Measuring Your LCA Buckets (Instructions Provided)Ron Sutton Provides You with theMinor Modifications Needed to Shift the Holes &Match Up Both Sides oYou Will Have a True Pivot Axis, Plus Improvethe Anti-Dive & Caster Gain Geometryo8 Steel Washers 1.50 OD x .220 Thick Weld on the Outside of the LCA Buckets. TheTrue Rod Aligns Them for You to Weld in PlaceAXT-PRO System: 3-Step Upper Control Arm & Shock Mount:oRelocates the Upper Control Arm for Improved Geometry & Grip oChanges from Shock Stud Mount to Monoball Eye Mount oEliminates Shock Bushing Bind & Restrictions oAllows Longer Coil-Over Shocks for More Travel oAdds room for Racing Bump Stops if Desired oWelds Onto Factory SubframeoInstructions with Dimensions Provided oVersions Vary for Different GM ModelsStep 1 oCut Off Factory Control Arm & Shock MountAssembly Brackets (Blue Arrow) Step 2 oEnlarge the Spring Bucket Hole to 5.5 & Weld inthe 1.25 Tall Steel Rings Provided (Red Dotted Line) Step 3 oWeld on the AXT-PRO Upper Control Arm Mounts,Angle Brace & Upper Coil-Over Shock MountsFollowing Our Instructions oNew Location Increases Caster & Corrects theRoll Center Geometry881'