REAR SPEED KIT 3,GM 12-BOLT,3 IN. AXLE,78-88 G BODY Design and Weld Your Own Floater 300" flanges on the cylinder

300" flanges on the cylinder head surface with 1 5/8" primary tubes

1 1/8" LONG X 7/16" STUD

MANUFACTURED FROM HIGH QUALITY MATERIALS

USE FOR EASY ADJUSTMENT OF UPPER A-ARM

1972-1979 Ranchero with Small Block Ford

REAR SPEED KIT 3,GM 12-BOLT,3 IN. AXLE,78-88 G BODY Design and Weld Your Own Floater 300" flanges on the cylinderBRAND NEW DETROIT SPEED REAR SPEED KIT 3, COMPATIBLE WITH 1978 1988 GM G BODY (PART #043121DS). OUR SPEED KITS ARE DESIGNED TO MAKE YOUR G BODY MAINTAIN OPTIMUM GEOMETRY AND TIRE CONTACT THROUGH THE FULL RANGE OF REAR SUSPENSION TRAVEL. DETROIT SPEEDS UNIQUE G BODY REAR LINKS INCORPORATE OUR PATENTED SWIVEL LINK SYSTEM. THESE SWIVEL LINKS ELIMINATE BIND AND ALLOWS THE SUSPENSION TO FULLY ARTICULATE WITHOUT THE USE OF NOISY SPHERICAL ROD ENDS. SWIVEL