BUICK UMI Performance - Free Shipping on Orders Over $109 at Summit Racing

UMI Performance Suspension Lowering Kits AB7450-1

UMI Performance Suspension Lowering Kits AB7450-1

1967 GM A-Body Shock/Spring Lowering Kit, Double Adj. Shocks 450 Front Spring rate, 1" rear drop

Part Number: UPI-AB7450-1

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 30, 2026 if ordered today

UMI Performance Suspension Lowering Kits AB7450-2

1967 GM A-Body Shock/Spring Lowering Kit, Double Adj. Shocks 450 Front Spring rate, 2" rear drop

Part Number: UPI-AB7450-2

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 30, 2026 if ordered today

UMI Performance Suspension Lowering Kits AB7550-2

1967 GM A-Body Shock/Spring Lowering Kit, Double Adj. Shocks 550 Front Spring rate, 2" rear drop

Part Number: UPI-AB7550-2

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 30, 2026 if ordered today

UMI Performance Suspension Lowering Kits AB8550-2

68-72 GM A-Body Shock/Spring Lowering Kit, Double Adj. Shocks 550 front spring rate, 2" rear drop

Part Number: UPI-AB8550-2

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 30, 2026 if ordered today

UMI Performance Suspension Handling Packages ABF409-67-1-B

1967 GM A-Body Handling Kit, Stage 5, 550lb Front, 1" rear lowering-Black

Part Number: UPI-ABF409-671B

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 30, 2026 if ordered today

UMI Performance Suspension Handling Packages ABF409-67-1-R

1967 GM A-Body Handling Kit, Stage 5, 450lb Front, 1" rear lowering-Red

Part Number: UPI-ABF409-671R

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 30, 2026 if ordered today

UMI Performance Suspension Handling Packages ABF409-67-2-B

1967 GM A-Body Handling Kit, Stage 5, 450lb Front, 2" rear lowering-Black

Part Number: UPI-ABF409-672B

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 30, 2026 if ordered today

UMI Performance Suspension Handling Packages ABF415-67-1-B

Handling Package

Part Number: UPI-ABF415-67-1B

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 30, 2026 if ordered today

UMI Performance Suspension Lowering Kits AB8250-2

68-72 GM A-Body Shock/Spring Lowering Kit, Double Adj. Shocks 250 front spring rate, 2" rear drop

Part Number: UPI-AB8250-2

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance 1964-72 GM A-Body Rear Coilover Kits 4057-250

Coilover Kit, 1964-72 GM A-Body, Rear, Bolt-In, Control Arm Relocation, Viking Double Adjustable Shocks, 250 lbs. Springs, AutoX / Road Racing, Kit

Part Number: UPI-4057-250

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Bolt-In Viking Rear Coilover Kits 3065-110

Coilover Kit, 1978-88 GM G-Body, Rear, Bolt-In, Control Arm Relocation, Viking Double Adjustable Shocks, 110 lbs. Springs, Drag, Kit

Part Number: UPI-3065-110

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Rear Non-Adjustable Upper Control Arms 5018-B

Control Arms, Rear Upper, Tubular, Black Powdercoated, Steel, Pair

Part Number: UPI-5018-B

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 21, 2026 if ordered today

UMI Performance Rear Non-Adjustable Lower Control Arms 4216-B

Control Arms, Rear Upper, Non-Adjustable, Tubular, Steel, Black, Buick, Chevy, GMC, Oldsmobile, Pontiac, Pair

Part Number: UPI-4216-B

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 21, 2026 if ordered today

UMI Performance Rear Adjustable Upper and Lower Control Arm Kits ABR824-R

Control Arms, Rear Lower/Upper, Tubular, Red Powdercoated, Steel, Roto-Joints, Kit

Part Number: UPI-ABR824-R

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

...Loading

Estimated Ship Date: May 8, 2026 if ordered today

UMI Performance Stage 4 Handling Kits ABF808-1-R