GMC Chassis Components

Crossmember, Transmission, Steel, Black, GM, TH200/TH350/M-21/M-22/Powerglide/Saginaw/Super T-10, Each

Part Number: SUM-770300

4.84 out of 5 stars ( 75 )

Estimated Ship Date: Monday 12/15/2025

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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 12/15/2025

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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 12/15/2025

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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 12/15/2025

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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: Monday 12/15/2025

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Crossmember, Fuel Tank Crossmember, Steel, Natural, Chevy, GMC, Each

Part Number: RBF-RB7340

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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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 12/15/2025

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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: Feb 4, 2026 if ordered today

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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 12/15/2025

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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: Feb 4, 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: Feb 4, 2026 if ordered today

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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: Feb 4, 2026 if ordered today

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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-770533

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Crossmember, Mid Frame Crossmember, Steel, Natural, Chevy, GMC, Each

Part Number: RBF-RB7341

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Rear Crossmembers, Fuel Tank Crossmember, Steel, Natural, Bolt-On, Chevy, GMC, Each

Part Number: RBF-RB7609

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Frame Repair Section, Mid Frame, Steel, Natural, Left, Chevy, GMC, Each

Part Number: RBF-RB7305L

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Frame Brace, Chassis Stiffening Kit, Steel, 73-87 Chevy/GMC C-Series Truck, Short Bed, Kit

Part Number: SUM-770824

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Replacement Crossmember, Spare Tire, Chevy, GMC, Each

Part Number: RBF-RB7329

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Frame Repair Section, Fuel Tank Crossmember, Steel, Natural, Rear, Chevy, GMC, Cadillac, Each

Part Number: RBF-RB7412

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Frame Repair Section, Steel, Natural, Center Section, Passenger Side, Chevrolet, GMC, Each

Part Number: RBF-RB7347R

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Rear Crossmembers, Replacement, Spare Tire Crossmember, OEM Design, Weld-On, Steel, Natrual Finish, 37.125 in. Long, Cadillac, Chevy, GMC, Each

Part Number: RBF-RB7419

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Frame Repair Section, Mid Frame, Steel, Natural, Right, Chevy, GMC, Each

Part Number: RBF-RB7305R

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Conversion Kits,1947-54 Chevrolet/GMC Pickup Bolt-In IFS Crossmember Kit

Part Number: OER-153625

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 27, 2026 if ordered today

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