PONTIAC GRAND PRIX UMI Performance Chassis & Suspension - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

UMI Performance Coilover Conversion Brackets 4054

UMI Performance Coilover Conversion Brackets 4054

Coilover Components, Weld-In, Brackets, Front, Buick, Chevrolet, GMC, Pontiac, Pair

Part Number: UPI-4054

Not Yet Reviewed

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UMI Performance Rear Adjustable Upper Control Arms 3017-B

A-Arms, Rear Upper, Fully Adjustable, Black Powdercoated, Chromoly, Pair

Part Number: UPI-3017-B

5.0 out of 5 stars ( 1 )

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UMI Performance Panhard Bar Bolt Upgrade Kits 3607

Panhard Bar Bolts, Hex Head, Steel, Gold Iridited, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: UPI-3607

3.86 out of 5 stars ( 7 )

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UMI Performance Shock Tower Braces 4059-R

Shock and Strut Braces, Shock Tower Braces, Steel, Red Powdercoated, Rear Upper, Buick, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: UPI-4059-R

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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UMI Performance Rear Double Adjustable Lower Control Arms 3027-R

A-Arms, Rear Lower, Tubular, Red Powdercoated, Steel, Pair

Part Number: UPI-3027-R

Not Yet Reviewed

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UMI Performance Rear Non-Adjustable Upper Control Arms 3016-R

A-Arms, Rear Upper, Tubular, Black Powdercoated, Steel, Pair

Part Number: UPI-3016-R

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

UMI Performance Coilover Bracket Kits 3062

Coilover Mounts, Front, Steel, Black, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: UPI-3062

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

UMI Performance Coilover Kits A204-250R

Viking Coil Over Kit, Front Double Adjustable, Poly, '73-'77 GM A-Body, '78-'88 GM G-Body, '82-'03 S10/S15, 250lb Springs

Part Number: UPI-A204-250R

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

UMI Performance Replacement Control Arm Bolts 3012

Control Arm Bolts, Upper, Lock Nuts, Kit

Part Number: UPI-3012

4.0 out of 5 stars ( 1 )

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UMI Performance Front Non-Adjustable Upper A-Arms 3033-1-R

Control Arms, Non-adjustable, Front Upper A-arms, Tubular, Steel, Red Powdercoated, Pair

Part Number: UPI-3033-1-R

Not Yet Reviewed

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UMI Performance Front Non-Adjustable Upper A-Arms 3033-R

A-Arms, Front Upper, Tubular, Bushings, Red Powdercoated, Steel, GM, Pair

Part Number: UPI-3033-R

Not Yet Reviewed

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UMI Performance Rear Non-Adjustable Upper Control Arms 4016-R

Control Arms, Tubular, Rear, Upper, Steel, Red Powdercoated, Chevy, Buick, Oldsmobile, Pontiac, Pair

Part Number: UPI-4016-R

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

UMI Performance Rear Adjustable Upper and Lower Control Arm Kits 301417-R

A-Arms, Rear Upper/Lower, Tubular, Red Powdercoated, Steel, Pair

Part Number: UPI-301417-R

Not Yet Reviewed

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UMI Performance Rear Non-Adjustable Lower Control Arms 3024-B

Control Arms, Rear Lower, Non-Adjustable, Boxed, Steel, Black, Buick, Chevy, GMC, Oldsmobile, Pontiac, Pair

Part Number: UPI-3024-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

UMI Performance Control Arm Relocation Brackets 3048

Control Arm Relocation Brackets, Coil-Over, Rear Lower, Black Powdercoated, Bolt-In, Steel, Kit

Part Number: UPI-3048

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

UMI Performance Control Arm Adjustable Bushing Ends 90013-R

Control Arm Components, Control Arm Bushing End, Adjustable, 3/4 in.-16 RH, Male Thread, 0.500 in. Bore, Steel, Polyurethane, Red, GM, Each

Part Number: UPI-90013-R

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

UMI Performance Control Arm Reinforcement Brace Kits 4029-R

Control Arm Reinforcements, Upper/Lower Rear, Steel, Red, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: UPI-4029-R

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

UMI Performance Rear Non-Adjustable Lower Control Arms 3715-R

Control Arms, Rear Lower, Tubular, Red Powdercoated, Steel, Pair

Part Number: UPI-3715-R

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

UMI Performance Coil Spring Spacers 90062

Coil Spring Spacer, Rear Only, Steel, Zinc Coated, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: UPI-90062

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

UMI Performance Coil Spring Spacers 90063

Rear Spring Spacer, 3/16"

Part Number: UPI-90063

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

UMI Performance Control Arm Adjustable Bushing Ends 90013-B

Control Arm Components, Control Arm Bushing End, Adjustable, 3/4 in.-16 RH, Male Thread, 0.500 in. Bore, Steel, Polyurethane, Black, GM, Each

Part Number: UPI-90013-B

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

UMI Performance GM G-Body LSX Engine Mounts 2406-R

Motor Mounts, Plate, Bolt-In, Steel, Red Powdercoated, Buick, Chevy, GMC, Oldsmobile, Pontiac, V8, LSX, Kit

Part Number: UPI-2406-R

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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UMI Performance Competition Front End Kits 3059-4-R

Front End Kit, Competition, 1978-88 GM G-Body, 1982-2003 S10/S15, Red Control Arms, Coilovers, 850 lbs. Springs, Race, Kit

Part Number: UPI-3059-4-R

Not Yet Reviewed

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UMI Performance Rear Non-Adjustable Lower Control Arms 3021-B

A-Arms, Rear Lower, Boxed, Bushings, Black Powdercoated, Steel, Pair

Part Number: UPI-3021-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

UMI Performance Rear Non-Adjustable Lower Control Arms 3021-R

A-Arms, Rear Lower, Boxed, Bushings, Red Powdercoated, Steel, Pair

Part Number: UPI-3021-R

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today