BMR: 1964-1966 GM A-body Lowering springs, rear, 1" drop (Red) stingray forgestar Strength and performance ideal for

Strength and performance ideal for serious street performance and race applications

Model: 6139015M (Natural/Man)

103mm throttle body for Gen 5 LT1 LT4 vehicles with modified inlet

Weight Reduction  = -8lbs

000whp through the auto trans

BMR: 1964-1966 GM A-body Lowering springs, rear, 1" drop (Red) stingray forgestar Strength and performance ideal forColor: Red Lowers the Rear of your 1964 1966 GM A body 1 inch Variable 125 200 lb in spring rate Improves handling and ride quality Manufactured from chrome silicon high tensile spring wire Cold wound on a CNC Coiling Machine to exact specifications Lifetime warranty against spring sag Stress relieved at 750 degrees F Shot peened Computer tested for accurate height and spring rate Made in the U. S. A. 1964 1966 Buick Grand Sport 1964 1966 Buick