BUICK Chassis Components

Transmission Crossmember

Part Number: UPI-3108-R

Not Yet Reviewed

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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: Today

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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: Today

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Chassis Stiffeners, Frame Brace Kits, Frame Position, Steel, Natural, Designed for A 2-door A-body, Buick, Chevrolet, Oldsmobile, Pontiac, Kit

Part Number: SDP-30710

3.0 out of 5 stars ( 7 )

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

Part Number: SUM-770310

4.94 out of 5 stars ( 16 )

Estimated Ship Date: Today

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

Part Number: UPI-2654-B

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Today

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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: Today

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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: Today

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

Part Number: IST-XMG-00100A

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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

Part Number: SUM-770322

4.55 out of 5 stars ( 22 )

Estimated Ship Date: Today

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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: Today

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Transmission Crossmember, X-Factor, Aluminum, Natural, Chevy, Pontiac, Each

Part Number: AWR-XFGM10801

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Frame FX Kit, Chevelle, Steel, Natural, Hellwig, Frame Rail Brace, Chevrolet, Each

Part Number: HEL-11102

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Subframe Connectors, Weld-On, Steel, Black, Chevy, Pontiac, Convertible, Pair

Part Number: HSS-4008

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Chassis Stiffener, Frame Brace, Steel, Natural, Buick, Chevy, Oldsmobile, Pontiac, 2-Door, A-Body, Kit

Part Number: SDP-30709

3.67 out of 5 stars ( 3 )

Estimated Ship Date: 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: Today

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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: Today

Transmission Crossmember, LS Engine Swap, Steel, Black Powdercoated, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: HOK-71222021HKR

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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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: Today

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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: May 11, 2026 if ordered today

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Shock and Strut Braces, Shock Tower Braces, Steel, Red Powdercoated, Rear Upper, Buick, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: UPI-4058-R

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Shock and Strut Braces, Shock Tower Braces, Steel, Black Powdercoated, Rear Upper, Buick, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: UPI-4059-B

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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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: Today

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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 )

Estimated Ship Date: Today

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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: Today

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