1978 UMI Performance Chassis & Suspension

Front Upper A-arms, Adjustable, 1" Taller Ball Joints

Part Number: UPI-3056-3-B

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Estimated Ship Date: May 28, 2026 if ordered today

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Lowering Kit, Coil Springs, 2 in. Front, 2 in. Rear, UMI Shocks, Chevrolet, Pontiac, Kit

Part Number: UPI-SS103051G

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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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

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Estimated Ship Date: May 27, 2026 if ordered today

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Lowering Kit, Coil Springs, 2 in. Front, 2 in. Rear, UMI Shocks, Chevrolet, Pontiac, Kit

Part Number: UPI-FBF002-B

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70-81 GM F-Body, Front Handling Kit, Lowering 1"

Part Number: UPI-266601-B

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Control Arms, Non-adjustable, Front Upper and Lower A-arms, 1/2 in. Taller Upper Ball Joint, Tubular, Steel, Red Powdercoated, Chevy, GMC, Kit

Part Number: UPI-643233-1-R

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70-81 GM F-Body Stage 1 Handling Package, Lowering 2"

Part Number: UPI-FBF001-R

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Control Arms, Tubular, Ball Joints, Steel, Black, Front, Chevy, GMC, Kit

Part Number: UPI-303133-1-B

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Sway Bar End Links, End Links, Lower A-Arm, Adjustable, Zinc Plated, Silver, Polyurethane Bushings, Red, Hardware included, Chevy, GMC, Pair

Part Number: UPI-6449-R

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Control Arm Bolts, Hex Nuts, Front Upper, Chevy, Pontiac, Kit

Part Number: UPI-2601

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Control Arm Bolts, Rear Lower, Lock Nuts, Kit

Part Number: UPI-3601

4.0 out of 5 stars ( 1 )

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

Part Number: UPI-3016-R

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 28, 2026 if ordered today

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Coilover Kit, Rear, Lowering, Double Adjustable Shocks, 150 lbs./in. Street Springs, Buick, Chevy, Pontiac, Kit

Part Number: UPI-3054-5

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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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Suspension Control Arm

Part Number: UPI-6432-B

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Estimated Ship Date: May 28, 2026 if ordered today

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Control Arm Bolts, Rear Upper, Lock Nuts, Kit

Part Number: UPI-3602

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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

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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Control Arms, Front Lower A-Arms, Tubular, Steel, Red Powdercoated, Delrin Bushings, Buick, Chevy, Pontiac, Pair

Part Number: UPI-3032-R

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Viking Coil Over Kit, Front Double Adjustable, Bearing, '73-'77 GM A-Body, '78-'88 GM G-Body, '82-'03 S10/S15, 550lb Spring

Part Number: UPI-A224-550R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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Viking Coil Over Kit, Front Double Adjustable, Bearing, '70-'81 GM F-Body, '78-'96 GM B-Body, 650lb Spring

Part Number: UPI-A225-650R

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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

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CONTROL ARM KIT Front Lower A-arms, Polyurethane Bushings

Part Number: UPI-2651-R

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

Part Number: UPI-6400

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

Part Number: UPI-3033-1-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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CONTROL ARM KIT Upper A-arms, Front, Tall Ball Joints

Part Number: UPI-2653-1-B

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Estimated Ship Date: May 27, 2026 if ordered today

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