BUICK Chassis Components

Crossmember, Transmission, Steel, Black, 700R4, 200-4R, TH350, TH400, Powerglide, Each

Part Number: SUM-770308

4.63 out of 5 stars ( 75 )

Estimated Ship Date: Monday 1/26/2026

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Crossmember, Transmission, Steel, Black, GM, 700R4/T-5/4L60, Each

Part Number: SUM-770301

4.74 out of 5 stars ( 47 )

Estimated Ship Date: Monday 1/26/2026

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Crossmember, Transmission, Steel, Black, TH400, 200-4R, Each

Part Number: SUM-770302

4.86 out of 5 stars ( 56 )

Estimated Ship Date: Monday 1/26/2026

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Crossmember, Transmission, Steel, Black, GM, 700R4/4L60/4L60E, Each

Part Number: SUM-770312

4.35 out of 5 stars ( 17 )

Estimated Ship Date: Monday 1/26/2026

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

Part Number: SUM-770338

4.89 out of 5 stars ( 18 )

Estimated Ship Date: Monday 1/26/2026

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Transmission Crossmember, Buick, Chevy, Olds, Pontiac A-Body, LS Swap, Each

Part Number: HOK-71222007HKR

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/26/2026

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Transmission Crossmember, Steel, Black Powdercoated, Channel Frame Only, 200-4R, TH400, Each

Part Number: SUM-770335

4.55 out of 5 stars ( 20 )

Estimated Ship Date: Monday 1/26/2026

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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 )

Estimated Ship Date: Monday 1/26/2026

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Transmission Crossmember, LS Engine Swap, Steel, Black Powdercoated, 4L80E, 4L85E, Buick, Chevy, Pontiac, Kit

Part Number: HOK-12627HKR

3.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/26/2026

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Transmission Crossmember, Steel, Black Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: SUM-770336

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/26/2026

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Transmission Crossmembers, LS Engine Swap Transmission Crossmembers, Steel, Black Powdercoated, Automatic, Buick, Chevrolet, GMC, Olds, Pontiac, Each

Part Number: HOK-12644HKR-1

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/26/2026

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

Part Number: UPI-3053-B

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/26/2026

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Crossmember, Transmission, Steel, Black, GM, G-Body, 4L80E, Each

Part Number: SUM-770324

4.58 out of 5 stars ( 12 )

Estimated Ship Date: Monday 1/26/2026

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

Part Number: SUM-770349

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/26/2026

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Transmission Crossmember, Steel, Chevy, B-Body, TH400, 200R4, Each

Part Number: SUM-770373

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/26/2026

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Crossmember, Transmission, Steel, Black, GM, TH350, Powerglide, Muncie, Chevy, B-Body, Each

Part Number: SUM-770354

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/26/2026

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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: Monday 1/26/2026

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Crossmember, Transmission, Steel, Black, GM, TH350/T-10/Saginaw, Each

Part Number: SUM-770310

4.93 out of 5 stars ( 15 )

Estimated Ship Date: Monday 1/26/2026

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Crossmember, Transmission, Steel, Black, GM, TH400, Includes SUM-770307, Each

Part Number: SUM-770303

4.84 out of 5 stars ( 19 )

Estimated Ship Date: Monday 1/26/2026

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Transmission Crossmember, Steel, Chevy, B-Body, 700R4, 4L60E, Each

Part Number: SUM-770372

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/26/2026

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Chassis Stiffener, Chassis Max X-Brace, Rear, Lower, with Hardware, Steel, Black Powdercoated, For Convertible Camaro/Firebird, Kit

Part Number: HSS-1404

4.94 out of 5 stars ( 16 )

Estimated Ship Date: Monday 1/26/2026

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Transmission Crossmember, Buick, Chevy, Olds, Pontiac A-Body, LS Swap, Each

Part Number: HOK-71222008HKR

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/26/2026

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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: Monday 1/26/2026

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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 )

Estimated Ship Date: Monday 1/26/2026

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