BUICK Chassis Components

Transmission Frame Extension, Steel, Black, GM G-body, Automatic, Manual, Each

Part Number: SUM-770307

4.67 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

Transmission Crossmember, Lightweight, Steel, Black Powdercoated, A-Body, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: SUM-770520

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Transmission Crossmember, Steel, Black Powdercoated, for Vehicles with A Big Block Chevy Engine, Buick, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: IST-XMG-00110

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Frame Crossmember, Rear, Weld-on, Steel, EDP Coated, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: AMD-870-3464

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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Transmission Crossmember, Steel, Black Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, 4L80E, 4L85E, Each

Part Number: SUM-770351

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2026 if ordered today

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Chassis Stiffeners, Front Reinforcement Braces, Front Lower Position, Steel, Red Powdercoated, Buick, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: UPI-3053-R

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Shock Tower Braces, Steel, Black, Rear, Buick, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: BMR-STB462H

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• Oversize $7.99

Frame Rail, Passenger Side, Rear, Steel, EDP Coated, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: GMK-4062770781R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Transmission Crossmember Spacers, Aluminum, Natural, Designed To Use Hooker 71222007HKR Crossmember, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: HOK-12657HKR

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

GM Metric Chassis Trailing Arm Bracket Kit, Multi-Hole Lower Only, Steel, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: AAF-ALL99284

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Transmission Crossmember, Steel, Black, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: TRD-6518

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Shock tower brace, rear 1978-1987 G-Body

Part Number: BMR-STB462R

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Oversize $7.99

Frame Rail Brace, Steel, Black Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: UPI-4063-B

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Transmission Crossmembers, Steel, Black Powdercoated, Frame Extension, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, 4L80E, 4L85E, Each

Part Number: SUM-770286

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Crossmember, Transmission, Steel, Black, GM, A-Body, TH400/ 200-4R, Each

Part Number: SUM-770322

4.52 out of 5 stars ( 21 )

Estimated Ship Date: Tomorrow

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Frame Rail Brace, Steel, Red Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: UPI-2654-R

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Transmission Crossmember, Steel, Black Powdercoated, A-Body, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: SUM-770529

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Transmission Crossmember, Steel, Black Powdercoated, A-Body, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: SUM-770522

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Transmission Crossmember, Steel, Black Powdercoated, A-Body, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: SUM-770533

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Tubular Brace, Trailing Arm Mount, Steel, Black, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: QA1-5211

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 10, 2025 if ordered today

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Subframe Connectors, Weld-On, Steel, Natural, Chevy, Pontiac, Pair

Part Number: CEE-3016

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• Oversize $7.99

Frame Rail Brace, Steel, Red Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: UPI-4063-R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Frame Brace, Mid Frame, Chassis Stiffening, Steel, Natural, 1964-67 GM A-Body, Weld In, Kit

Part Number: SUM-770831

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Strut Braces, Rear Upper, Red Powdercoated, Steel, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: UPI-3055-R

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

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Shock tower brace, rear 1968-1972 A-Body

Part Number: BMR-STB412H

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow