UMI Performance 1967-1972 GM A-Body 1" Lowering Spring Kit Trailing Arm DMI utilizes state of the

DMI utilizes state of the art machining centers including a brand new Mori-Seiki ZT2500Y Twin spindle/Twin turret with live tooling Machining Center

03 in Thick

Kit Includes Street Performance shock absorbersNo matter what your lowered truck suspension needs are

locks (see drawing)

We recommend the use of Edelbrock Gasgacinch (Part #9300) on the intake manifold mounting surfaces of the cylinder head and on the bottom side of the intake manifold gaskets (side without silicon beads)

UMI Performance 1967-1972 GM A-Body 1" Lowering Spring Kit Trailing Arm DMI utilizes state of theA spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction with a leading Sprint Cup chassis engineer, these springs are the best in the business. Our front springs are wound from 5160 CrSi premium wire and feature a linear 530 lb in rate. The rear springs are wound from 9254 CrSi premium wire and feature a linear 130 lb in rate. The linear rate provides consistent handling