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

UMI Performance Stage 2 Handling Kits GBF002-2-R

UMI Performance Stage 2 Handling Kits GBF002-2-R

Suspension Package, Stage 2, Lowering, Coil Springs, Buick, Chevrolet, Oldsmobile, Pontiac, Kit

Part Number: UPI-GBF002-2-R

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

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QA1 Level 1 Big Wheel Kits BW01-GMG1

5 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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UMI Performance Corner Max Kits 306201-R

G-Body Corner Max kit, Race

Part Number: UPI-306201-R

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

UMI Performance Front Sway Bars 3833-R

Sway Bar, Front, 4140 Chromoloy Steel, Red Powdercoated, Solid, 32mm Diameter, Chevy, GMC, Kit

Part Number: UPI-3833-R

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

UMI Performance Tie Rod Adjusting Sleeves 6102

Tie Rod Sleeves, Aluminum, Black Anodized, Jam Nuts, 5/8 in.-18, Female Threads, Chevy, GMC, Oldsmobile, Pontiac, Pair

Part Number: UPI-6102

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

UMI Performance Bolt-In Viking Front Coilover Kits 6437-2

Coilover Kits, Viking, Street/Performance, Bolt-In, Front, Twin-Tube, Aluminum, Silver Finish, Adjustable, 850 lbs./in. Spring Rate, Chevy, GMC, Kit

Part Number: UPI-6437-2

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

UMI Performance Shock Mounts 6436

Shock Mount Bracket

Part Number: UPI-6436

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

UMI Performance Coilover Conversion Brackets 4069

Coilover Compnent, Bracket, GM A-Body, Kit

Part Number: UPI-4069

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

UMI Performance Stage 1 Handling Kits ABF801-0-B

Handling Kit, Factory Height, Stage 1- Black

Part Number: UPI-ABF801-0-B

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

UMI Performance Replacement Control Arm Bolts 4003

Control Arm Bolts, Front Upper, Bolts and Lock Nuts, Kit

Part Number: UPI-4003

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

UMI Performance Suspension Lowering Kits 6400-1

Lowering Kit, Spindles, Coils Springs, Flip Kit, Shocks, 4.5 in. Front, 6 in. Rear, Chevy, GMC, Kit

Part Number: UPI-6400-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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UMI Performance Street Performance Control Arms for 1963-1970 C10 PICKUP, 1967-1970 C10 SUBURBAN, 1970 C15/C1500 PICKUP - 6432-1-B

Control Arms, Front Lower A-Arms, Tubular, Steel, Black Powdercoated, Delrin® Bushings, Chevy, GMC, Pair

Part Number: UPI-6432-1-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 Front Sway Bars 2680-B

Sway Bars, Front, Steel, Black Powdercoated, 1.250 in. Diameter, Chevrolet, Pontiac, Kit

Part Number: UPI-2680-B

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

UMI Performance Coilover Kits A224-450R

UMI BOLT IN COIL OVER KIT

Part Number: UPI-A224-450R

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

UMI Performance Stage 3 Handling Kits ABF805-2-B

1968-1972 GM A-Body Handling Package, 2" Lowering- Stage 3-Black

Part Number: UPI-ABF805-2-B

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

UMI Performance Race Control Arms for 1967-1970 C15/C1500 PICKUP, C10 SUBURBAN, 1963-1970 C10 PICKUP - 6434-1-B

Control Arms, Front Upper A-Arms, Adjustable, Tubular, Steel, Black Powdercoated, Delrin® Bushings, Chevy, GMC, Pair

Part Number: UPI-6434-1-B

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 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: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

UMI Performance Front Non-Adjustable Lower A-Arms 4031-R

Control Arms, Tubular, Steel, Red, Front Lower, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: UPI-4031-R

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

UMI Performance Corner Max Kits 383001-B

Truck Corner Max Kit

Part Number: UPI-383001-B

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

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: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

UMI Performance Front Non-Adjustable Upper A-Arms 4033-B

Control Arms, Tubular, Steel, Red, Front Upper, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: UPI-4033-B

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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UMI Performance Competition Front End Kits 3059-4-B

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

Part Number: UPI-3059-4-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 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

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Corner Max Kits 643546-B

Control Arms, CornerMax, Front, Upper and Lower, Tubular, Black Powdercoated, Steel, Chevy, GMC, Kit

Part Number: UPI-643546-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 Corner Max Kits 643546-R

Control Arms, CornerMax, Front, Upper and Lower, Tubular, Red Powdercoated, Steel, Chevy, GMC, Kit

Part Number: UPI-643546-R

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

UMI Performance Stage 2 Handling Kits 6402-R

Handling Kit, Stage 2, Chevy, GMC, Red, Kit

Part Number: UPI-6402-R

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

GMC UMI Performance Parts and Accessories