BUICK Chassis Components

Transmission Crossmember, LS Swap, Steel, Black, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: TRD-6422

2.0 out of 5 stars ( 1 )

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

Part Number: SUM-770521

5.0 out of 5 stars ( 3 )

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Transmission Crossmember, T-56,T-56 Magnum, SBC, BBC, Steel, Black Powdercoat, X-Body, F-Body, Chevrolet, Buick, Oldsmobile, Pontiac, Each

Part Number: HOK-BHS586

5.0 out of 5 stars ( 1 )

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Subframe Connectors, Weld-on, Steel, Natural, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: DSR-010102DS

5.0 out of 5 stars ( 1 )

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Transmission Crossmember, Steel, Black Powdercoated, Boxed Frame Only, 4L80E, 4L85E, Each

Part Number: SUM-770339

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Jan 28, 2026 if ordered today

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

Part Number: TRD-6418

4.6 out of 5 stars ( 5 )

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

Part Number: GMK-4062770781L

5.0 out of 5 stars ( 2 )

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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 )

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

Part Number: SUM-770541

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Estimated Ship Date: Jan 28, 2026 if ordered today

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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 29, 2026 if ordered today

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

Part Number: TRD-6518

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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 )

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

Part Number: SUM-770286

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Estimated Ship Date: Jan 29, 2026 if ordered today

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

Part Number: SUM-770525

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

Part Number: SUM-770522

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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 Crossmembers, Steel, Black Powdercoated, Hardtop Models Only, Buick, Chevrolet, Oldsmobile, Pontiac, TH400, Each

Part Number: SUM-770283

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 29, 2026 if ordered today

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Transmission Crossmember, Steel, Black Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, 200-4R, TH400, Each

Part Number: SUM-770337

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 29, 2026 if ordered today

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

Part Number: SUM-770559

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 29, 2026 if ordered today

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Transmission Crossmembers, Steel, Black Powdercoated, Hardtop Models Only, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, 4L80E, 4L85E, Each

Part Number: SUM-770284

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 29, 2026 if ordered today

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

Part Number: SUM-770560

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

Part Number: SUM-770526

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

Part Number: SUM-770542

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Estimated Ship Date: Jan 28, 2026 if ordered today

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

Part Number: SUM-770557

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

Part Number: SUM-770562

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Estimated Ship Date: Jan 29, 2026 if ordered today

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