UMI Performance Chassis & Suspension

Suspension Blocks, Leaf Spring Lower Blocks, GM F-Body, 1.0 in. Thick, Aluminum, Black Finish, includes U-bolts, Washers, Nuts, Chevy, Pontiac, Pair

Part Number: UPI-2621-2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/3/2025

Bushings, Replacement, Differential Position, Billet Aluminum/Steel, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: UPI-2999

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 11/3/2025

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Control Arms, Rear Lower, Tubular, Panhard Bar, Red Powdercoated, Steel, Kit

Part Number: UPI-201529-R

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 11/3/2025

• Free Shipping

Tie Rod Sleeves, Aluminum, Natural, Pair

Part Number: UPI-2104

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 11/3/2025

Sway Bars, Front, Solid, Steel, Red Powdercoated, 1.313 in. Diameter, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: UPI-4067-R

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

• Free Shipping

Lowering Springs, Front, Coil Type, Black Powdercoated, Buick, Chevy, GMC, Oldsmobile, Pontiac, Pair

Part Number: UPI-4051F

4.31 out of 5 stars ( 13 )

Estimated Ship Date: Monday 11/3/2025

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

Part Number: UPI-3043-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/3/2025

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Sway Bar, Rear, Steel, 3/4 in., Red Powdercoated, Polyurethane Mounts and Endlinks, Chevy, Pontiac, Kit

Part Number: UPI-2634-R

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

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

Part Number: UPI-2012-B

4.75 out of 5 stars ( 12 )

Estimated Ship Date: Monday 11/3/2025

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Torque Arm Relocation Kit, Red Powdercoated, Steel, Chevy, Pontiac, T5, 700R4, Kit

Part Number: UPI-2228-R

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 11/3/2025

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Panhard Bar, Adjustable 3/8 in. Each Way, 43 in. Center of Eyelet to Center of Eyelet, Steel, Black Powdercoated, Chevy, Pontiac, Each

Part Number: UPI-2029-B

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Monday 11/3/2025

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Strut Braces, Front Upper, Black, Steel, Chevy, Pontiac, Each

Part Number: UPI-2005-B

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/3/2025

• Oversize $7.99

Control Arms, Rear Upper, Tubular, Bushings, Black Powdercoated, Steel, Each

Part Number: UPI-3656-B

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/3/2025

Lowering Spring, Rear, Black, 2 in. Drop, 175 lbs./in. Spring Rate, Chevrolet, Pontiac, Each

Part Number: UPI-2620

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/3/2025

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Differential Housing Mount Bushings, Red, Polyurethane, GM, Pair

Part Number: UPI-3000-R

4.82 out of 5 stars ( 28 )

Estimated Ship Date: Monday 11/3/2025

Control Arm Mount Braces, Bolt-On, Steel, Black Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: UPI-3028-B

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/3/2025

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Bump Steer Kit, Adjustable, Aluminum Tube, Black Anodized, Spacers, Tie Rod Ends, Chevrolet, Pontiac, Kit

Part Number: UPI-2660

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/3/2025

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

Part Number: UPI-4058-R

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/3/2025

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Sway Bar, Black, Steel, Rear, 1.25 in. Diameter, Chevy, Pontiac, Kit

Part Number: UPI-2245-300-B

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

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

Part Number: UPI-302717-R

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

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Chassis Steering Brace, Front Lower, Steel, Black Powdercoated, Chevy, Pontiac, Each

Part Number: UPI-2030-B

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Monday 11/3/2025

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

Part Number: UPI-3612-R

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

• Free Shipping

Control Arm Mount Braces, Bolt-On, Steel, Red Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: UPI-4028-R

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/3/2025

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

Part Number: UPI-4029-B

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/3/2025

• Free Shipping

Motor Mounts, Frame Pad, Bolt-In, Steel, Black Powdercoated, Buick, Chevy, Oldsmobile, G-Body, Small Block, Pair

Part Number: UPI-90059

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/3/2025

• Free Shipping