1966 OLDSMOBILE UMI Performance - Free Shipping on Orders Over $109 at Summit Racing

UMI Performance Stage 2.5 Handling Kits ABF404-2-B

UMI Performance Stage 2.5 Handling Kits ABF404-2-B

GM A-Body Handling Package, GM A-Body Handling Package, 550 lb. Front Rate Springs, 225 lb. Rear Rate Springs

Part Number: UPI-ABF404-2-B

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

UMI Performance Suspension Lowering Kits AB4250-1

64-66 GM A-Body Shock/Spring Lowering Kit, Double Adj. Shocks 250 front spring rate, 1" rear drop

Part Number: UPI-AB4250-1

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Suspension Lowering Kits AB4350-2

64-66 GM A-Body Shock/Spring Lowering Kit, Double Adj. Shocks 350 front spring rate, 2" rear drop

Part Number: UPI-AB4350-2

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Suspension Lowering Kits AB4550-1

64-66 GM A-Body Shock/Spring Lowering Kit, Double Adj, Shocks 550 front spring rate, 1" rear drop

Part Number: UPI-AB4550-1

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Stage 1 Handling Kits ABF401-0-R

Handling Kit, Factory Height, Stage 1- Red

Part Number: UPI-ABF401-0-R

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Suspension Handling Packages ABF401-1-R

64-66 GM A-Body Handling Kit, 1" Lowering, Stage 1- Red

Part Number: UPI-ABF4011R

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Stage 2 Handling Kits ABF403-1-B

65-66 GM A-Body Handling Kit, 1" Lowering, Stage 2- Black

Part Number: UPI-ABF403-1-B

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

UMI Performance Stage 2.5 Handling Kits ABF404-1-B

GM A-Body Handling Package, GM A-Body Handling Package, 450 lb. Front Rate Springs, 175 lb. Rear Rate Springs

Part Number: UPI-ABF404-1-B

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

UMI Performance Stage 2.5 Handling Kits ABF404-2-R

GM A-Body Handling Package, GM A-Body Handling Package, 550 lb. Front Rate Springs, 225 lb. Rear Rate Springs

Part Number: UPI-ABF404-2-R

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Stage 3.5 Handling Kits ABF406-1-R

Suspension Handling Package, Stage 3.5, Red Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: UPI-ABF406-1-R

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Stage 4 Handling Kits ABF407-2-R

Suspension Handling Package, Stage 4, Red Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: UPI-ABF407-2-R

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Stage 5 Handling Kits ABF409-2-B

1965-1966 GM A-Body Handling Kit, Stage 5, 450lb Front, 2" rear lowering-Black

Part Number: UPI-ABF409-2-B

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Stage 5 Handling Kits ABF409-2-R

1965-1966 GM A-Body Handling Kit, Stage 5, 450lb Front, 2" rear lowering-Red

Part Number: UPI-ABF409-2-R

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Stage 5 Handling Kits ABF410-1-R

1965-1966 GM A-Body Handling Kit, Stage 5, 550lb Front, 1" rear lowering-Red

Part Number: UPI-ABF410-1-R

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Stage 5 Handling Kits ABF410-2-B

1965-1966 GM A-Body Handling Kit, Stage 5, 550lb Front, 2" rear lowering-Black

Part Number: UPI-ABF410-2-B

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Stage 5 Handling Kits ABF410-2-R

1965-1966 GM A-Body Handling Kit, Stage 5, 550lb Front, 2" rear lowering-Red

Part Number: UPI-ABF410-2-R

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Bolt-In Viking Rear Coilover Kits 4057-110

Coilover Kit, 1964-72 GM A-Body, Rear, Bolt-In, Control Arm Relocation, Viking Double Adjustable Shocks, 110 lbs. Springs, Drag, Kit

Part Number: UPI-4057-110

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

UMI Performance 1964-72 GM A-Body Rear Coilover Kits 4057-175

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Estimated Ship Date: Apr 13, 2026

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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

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Rear Non-Adjustable Upper and Lower Control Arm Kits 401518-R

Control Arms, Tubular, Rear, Upper/Lower, Steel, Red Powdercoated, Chevy, Buick, Oldsmobile, Pontiac, Kit

Part Number: UPI-401518-R

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

UMI Performance Rear Adjustable Upper and Non-Adjustable Lower Control Arm Kits 401519-B

Control Arms, Tubular, Rear, Upper/Lower, Steel, Black Powdercoated, Chevy, Buick, Oldsmobile, Pontiac, Kit

Part Number: UPI-401519-B

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

UMI Performance Rear Adjustable Upper and Non-Adjustable Lower Control Arm Kits 401519-R

Control Arms, Tubular, Rear, Upper/Lower, Steel, Red Powdercoated, Chevy, Buick, Oldsmobile, Pontiac, Kit

Part Number: UPI-401519-R

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

UMI Performance Rear Adjustable Upper and Non-Adjustable Lower Control Arm Kits 401526-R

Control Arms, Rear Lower, Adjustable, Tubular, Red Powdercoated, Steel, Kit

Part Number: UPI-401526-R

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

UMI Performance 1964-72 GM A-Body Rear Lift Bars 4020-B

Traction Bars, Weld-In, Steel, Black Powdercoated, Chevy, Buick, Pontiac, Oldsmobile, Pair

Part Number: UPI-4020-B

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

UMI Performance 1964-72 GM A-Body Rear Lift Bars 4020-R

Traction Bars, Weld-In, Steel, Red Powdercoated, Chevy, Buick, Pontiac, Oldsmobile, Pair

Part Number: UPI-4020-R

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

UMI Performance Rear Adjustable Upper and Non-Adjustable Lower Control Arm Kits 402119-B

Control Arms, Tubular/Boxed, Rear, Upper/Lower, Steel, Black Powdercoated, Chevy, Buick, Oldsmobile, PontiacKit

Part Number: UPI-402119-B

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

1966 OLDSMOBILE UMI Performance Parts and Accessories