GMC UMI Performance Parts and Accessories

Front Upper A-arms, Adjustable, No Ball Joints

Part Number: UPI-3056-R

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Estimated Ship Date: May 11, 2026 if ordered today

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

Part Number: UPI-4020-B

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Estimated Ship Date: May 11, 2026 if ordered today

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Sway Bars, Front/Rear, Steel, Black Powdercoated, Hollow/Solid, 1.375 in. Diameter Front, 1.000 in. Diameter Rear, Chevrolet, GMC, Kit

Part Number: UPI-644043-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 8, 2026 if ordered today

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Sway Bars, Front, Solid, Steel, Red Powdercoated, 1.250 in. Diameter, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: UPI-4066-R

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Estimated Ship Date: May 5, 2026 if ordered today

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Control Arms, Non-Adjustable, Tubular, Steel, Black, Front Upper, 1/2 in. Tall Ball Joint, Buick, Chevrolet, GMC, Pontiac, Pair

Part Number: UPI-4056-2-B

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Estimated Ship Date: May 18, 2026 if ordered today

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Sway Bar, Drag, Rear, Hollow, 4140 Chromoly, Red, 1.375 in. Diameter, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: UPI-4045-300-R

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Estimated Ship Date: May 20, 2026 if ordered today

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Control Arms, Front Upper A-Arms, 1/2 in. Tall Ball Joint, Tubular, Steel, Red Powdercoated, Delrin® Bushings, Chevy, GMC, Pair

Part Number: UPI-6433-4-R

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Estimated Ship Date: May 15, 2026 if ordered today

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Control Arms, Non-adjustable, Front Upper and Lower A-arms, Tubular, Steel, Delrin® Bushings, Red Powdercoated, Chevy, GMC, Kit

Part Number: UPI-643233-2-R

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Estimated Ship Date: May 15, 2026 if ordered today

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Front End Kit, Competition, 1978-88 GM G-Body, 1982-2003 S10/S15, Red Control Arms, Coilovers, 650 lbs. Springs, Street, Kit

Part Number: UPI-3059-3-R

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Front End Kit, Competition, 1978-88 GM G-Body, 1982-2003 S10/S15, Red Control Arms, Coilovers, 650 lbs. Springs, Street, Kit

Part Number: UPI-3059-1-R

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 30, 2026 if ordered today

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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-3059-2-R

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Estimated Ship Date: Apr 30, 2026 if ordered today

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Handling Kit, Stage 3.5, Chevy, GMC, Red, Kit

Part Number: UPI-64035-R

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Estimated Ship Date: Apr 30, 2026 if ordered today

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78-88 GM G-Body Shock/Spring Lowering Kit, Double Adj. Shocks 350 front spring rate, 2" rear drop

Part Number: UPI-GBF350-2

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Estimated Ship Date: Apr 30, 2026 if ordered today

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Control Arms, Rear, Non-Adjustable, Tubular/Boxed, Steel, Black, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: UPI-421516-B

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Control Arms, Rear, Non-Adjustable, Tubular/Boxed, Steel, Red, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: UPI-421516-R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 21, 2026 if ordered today

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Handling Kit, 2" Lowering, Stage 3.5- Black

Part Number: UPI-GBF035-2-B

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Estimated Ship Date: May 11, 2026 if ordered today

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GM A-Body Handling Package, GM A-Body Handling Package

Part Number: UPI-ABF815-2-B

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Estimated Ship Date: May 11, 2026 if ordered today

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

Part Number: UPI-ABF807-2-R

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Estimated Ship Date: May 11, 2026 if ordered today

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GM A-Body Handling Package, GM A-Body Handling Package

Part Number: UPI-ABF804-3-B

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Estimated Ship Date: May 11, 2026 if ordered today

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

Part Number: UPI-ABF806-1-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 11, 2026 if ordered today

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1968-1972 GM A-Body Handling Kit, Stage 5, 450lb Front, 1" rear lowering-Red

Part Number: UPI-ABF809-1-R

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Estimated Ship Date: May 11, 2026 if ordered today

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Handling Kit, 1" Lowering, 550lb, Stage 5- Black

Part Number: UPI-ABF810-1-B

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Estimated Ship Date: May 11, 2026 if ordered today

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Coilover Kit, Front and Rear, Bolt-In, Viking Double Adjustable Shocks, 450 lbs. Springs, Street, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: UPI-3070

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Estimated Ship Date: May 11, 2026 if ordered today

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Suspension Handling Package, Stage 2, Black Powdercoated, 1 in. Drop, Buick, Chevrolet, Oldsmobile, Pontiac, Kit

Part Number: UPI-GBF002-1-B

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Estimated Ship Date: May 11, 2026 if ordered today

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Suspension Package, Stage 3 Handling, Lowering, Coil Springs, Shocks/Struts, Sway Bars, Buick, Chevy, Kit

Part Number: UPI-GBF003-1-R

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Estimated Ship Date: May 11, 2026 if ordered today

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