1981 Chassis Components

Engine Crossmember, Steel, Engine Swap, 24 in. to 37 in. Wide Frame Rails, Chevy, Small Block/Big Block, Kit

Part Number: TRD-4840

4.13 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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

Part Number: SUM-770318

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Transmission Crossmember, Steel, Black Powdercoated, 73-87 Chevy, GMC, C-10, TH350, TH400, Powerglide, 700R4, Each

Part Number: SUM-770581-R1

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

K-Members, Tubular, HSLA Steel, Black Powdercoated, Includes Mounts, LS Engine Swap, Ford, Mustang, Each

Part Number: QA1-MUK21

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Subframe Connectors, Aluminum, Black Powdercoated, Mounting Hardware, Bolt-On, Chevrolet, Pontiac, Kit

Part Number: QA1-52095

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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

Part Number: TRD-6419

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Transmission Crossmember, GM Gen III/IV, Gen V Swap, Blackheart, Steel, Black Powdercoat, Chevrolet, GMC, Each

Part Number: HOK-BHS548

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Chassis Stiffeners, Web Braces, Frame Position, Steel, Black Powdercoated, Ford, Set of 4

Part Number: IVP-WEB-M01

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Crossmember, Transmission, Steel, Black, GM, TH350, Chevy, Each

Part Number: SUM-770321

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Transmission Crossmember, Steel, Black Hammertone, Auto, Manual, Chevy, Each

Part Number: HOK-12616HKR-1

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Chassis Stiffeners, Frame Rail to Crossmember Braces, Front, Steel, Black Powdercoated, Chevy, GMC, Pair

Part Number: ART-11369550

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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 2/23/2026 if shipped by air

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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 2/23/2026 if shipped by air

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

Part Number: SUM-770320

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Crossmember, Transmission, Steel, Black, LS Swap, Chevy, Pontiac, Kit

Part Number: DOU-SKC104

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 4, 2026 if ordered today

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Transmission Crossmember, Steel, Black Hammertone Powdercoated, Ford, 6R80, Kit

Part Number: IVP-TCB-6R80-KIT

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Axle Pivot Brackets, Steel, Black, Ford, Pickup, 2.5 in. Lift, 4-Bolt Mount, Pair

Part Number: TFY-20852

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Frame Rails, Steel, Rear, Chevy, Pontiac, Pair

Part Number: CEE-3032

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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: Monday 2/23/2026 if shipped by air

Engine Crossmember, Steel, Engine Swap, 24 in. to 37 in. Wide Frame Rails, Ford, Small Block/351C, Kit

Part Number: TRD-4849

4.0 out of 5 stars ( 13 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Transmission Crossmember, Steel, Black Powdercoated, Chevy, GMC, Each

Part Number: SUM-770545

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Transmission Crossmember, LS Engine Swap, Steel, Black Powdercoated, Chevy, Pontiac, Kit

Part Number: HOK-12614HKR

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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: Monday 2/23/2026 if shipped by air

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Crossmember, Rear, Bolt-on, Steel, Black, Jeep, Each

Part Number: CWA-J8127711

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

• Oversize $7.99