UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051

A 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...

UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049

A 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...

UMI Performance 68-70 GM A-Body Corner Max Street Handling Race Package - Black - 406402-B

UMI’s Corner Max front end kits are a comprehensive system with our best corner carving parts under one easy to find part number. The Corner Max system combines geometry corrected a-arms with tall...

UMI Performance 68-70 GM A-Body Corner Max Street Handling Race Package - Red - 406402-R

UMI’s Corner Max front end kits are a comprehensive system with our best corner carving parts under one easy to find part number. The Corner Max system combines geometry corrected a-arms with tall...

UMI Performance 68-72 A-Body Adjustable Upper Control Arms- w/ Roto-Joint - 4037-B

UMI’s Roto-Joint adjustable rear upper control arms are a bulletproof addition to your street or pro-touring car. UMI’s Roto-Joint upper control arms are suitable for street, strip or corner...

UMI Performance 68-72 A-Body Adjustable Upper Control Arms- w/ Roto-Joint - 4037-R

UMI’s Roto-Joint adjustable rear upper control arms are a bulletproof addition to your street or pro-touring car. UMI’s Roto-Joint upper control arms are suitable for street, strip or corner...

UMI Performance 68-72 A-Body Non Adjustable Upper Control Arms- w/ Roto-Joint - 4036-B

More about Roto-Joint Technology….. UMI's Roto-Joint, short for Rotational Joint, allows 28 degrees of total rotation and unrestricted movement throughout the vehicles suspension. The Roto-Joint...

UMI Performance 68-72 A-Body Non Adjustable Upper Control Arms- w/ Roto-Joint - 4036-R

More about Roto-Joint Technology….. UMI's Roto-Joint, short for Rotational Joint, allows 28 degrees of total rotation and unrestricted movement throughout the vehicles suspension. The Roto-Joint...

UMI Performance 68-72 GM A-Body 70-74 GM F-Body Front Frame Brace - 2654-B

Modern muscle cars, equipped with high-grip tires and powerful engines, require extra support for optimal performance. UMI's front frame brace enhances chassis rigidity, reduces steering movement,...

UMI Performance 68-72 GM A-Body 70-74 GM F-Body Front Frame Brace - 2654-R

Modern muscle cars, equipped with high-grip tires and powerful engines, require extra support for optimal performance. UMI's front frame brace enhances chassis rigidity, reduces steering movement,...

UMI Performance 68-72 GM A-Body Adjustable Upper & Lower Control Arm Kit - 401417-B

This kit includes (1) set of our tubular single adjustable lower control arms and (1) set of our on-car adjustable upper control arms, "Ultimate Arms". Both items are direct replacements of the OEM...

UMI Performance 68-72 GM A-Body Adjustable Upper & Lower Control Arm Kit - 401417-R

This kit includes (1) set of our tubular single adjustable lower control arms and (1) set of our on-car adjustable upper control arms, "Ultimate Arms". Both items are direct replacements of the OEM...