1984 PONTIAC GRAND-PRIX UMI Performance

UMI Performance Ball Joints 101-10019

78-'88 GM G-Body Upper Ball Joint, Proforged

Part Number: UPI-101-10019

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Proforged E-Coated Ball Joints 101-10019

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

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UMI Performance 1978-87 GM G-Body Rear Lift Bars 3020-R

UMI Performance 1978-87 GM G-Body Rear Lift Bars 3020-R

Traction Bars, Steel, Red Powdercoated, GM, G-Body, Pair

Part Number: UPI-3020-R

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance Rear Non-Adjustable Upper and Lower Control Arm Kits 302116-B

A-Arms, Rear Upper, Non-Adjustable, Bushings, Black Powdercoated, Steel, Pair

Part Number: UPI-302116-B

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance Rear Non-Adjustable Upper and Lower Control Arm Kits 301516-B

5 out of 5 stars ( 9 )

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UMI Performance Ball Joints 101-10020

78-'88 GM G-Body Upper Ball Joint, +1/2? Tall, Proforged

Part Number: UPI-101-10020

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RideTech Ball Joints 90000913

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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UMI Performance Competition Front End Kits 3059-2-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-3059-2-R

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UMI Performance Competition Front End Kits 3059-3-R

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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UMI Performance Stage 3.5 Handling Kits GBF035-2-R

Handling Kit, 2" Lowering, Stage 3.5- Red

Part Number: UPI-GBF035-2-R

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UMI Performance Suspension Lowering Kits GBF250-2

78-88 GM G-Body Shock/Spring Lowering Kit, Double Adj. Shocks 250 front spring rate, 2" rear drop

Part Number: UPI-GBF250-2

Not Yet Reviewed

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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

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance Suspension Lowering Kits GBF350-1

78-88 GM G-Body Shock/Spring Lowering Kit, Double Adj. Shocks 350 front spring rate, 1" rear drop

Part Number: UPI-GBF350-1

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance 1978-87 GM G-Body Rear Lift Bars 3020-B

Traction Bars, Steel, Black Powdercoated, GM, G-Body, Pair

Part Number: UPI-3020-B

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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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: Oct 6, 2025 if ordered today

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UMI Performance Rear Adjustable Upper and Non-Adjustable Lower Control Arm Kits 302117-B

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

Part Number: UPI-302117-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance 1978-88 GM G-Body Rear Lift Bars 3022-R

Rear Lift Bars, Heavy Duty Boxed, Bolt In

Part Number: UPI-3022-R

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance Rear Double Adjustable Lower Control Arms 2017CM-B

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

Part Number: UPI-2017CM-B

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance Rear Adjustable Lower Control Arms with Offset Bushings 2017OFCM-R

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

Part Number: UPI-2017OFCM-R

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance Suspension Lowering Kits GBF350-2

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

Part Number: UPI-GBF350-2

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance Suspension Lowering Kits GBF450-1

78-88 GM G-Body Shock/Spring Lowering Kit, Double Adj. Shocks 450 front spring rate, 1" rear drop

Part Number: UPI-GBF450-1

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance Suspension Lowering Kits GBF450-2

78-88 GM G-Body Shock/Spring Lowering Kit, Double Adj. Shocks 450 front spring rate, 2" rear drop

Part Number: UPI-GBF450-2

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance Rear Adjustable Lower Control Arms with Offset Bushings 2017OF-B

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

Part Number: UPI-2017OF-B

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance Rear Adjustable Upper Control Arms 302500-B

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

Part Number: UPI-302500-B

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance 1978-88 GM G-Body Rear Lift Bars 3022-B

Rear Lift Bars, Heavy Duty Boxed, Bolt In

Part Number: UPI-3022-B

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance Rear Non-Adjustable Lower Control Arms 3040-B

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

Part Number: UPI-3040-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

UMI Performance Rear Non-Adjustable Lower Control Arms 3042-R

Control Arms, Rear Lower, Boxed, Red Powdercoated, Steel, Kit

Part Number: UPI-3042-R

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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UMI Performance Rear Pro-Tour Style Sway Bars 3044-275-B

Sway Bar, Pro-Tour, Rear, Black Powdercoated, 1 in. Diameter, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: UPI-3044-275-B

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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1984 PONTIAC GRAND-PRIX UMI Performance Parts and Accessories