1978 Chassis Components

Transmission Crossmember

Part Number: UPI-3108-B

Not Yet Reviewed

Estimated Ship Date: Today

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Subframe Connectors, Bolt-On, Steel, Black Powdercoated, Chevy, Pontiac, Pair

Part Number: ARH-AL-102412

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Today

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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: 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: Today

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Wheel Tubs, Steel, EDP Finish, 43.00 in. Length, Wheel Tub Is 4 in. Wider Than Stock, Chevrolet, GMC, Each

Part Number: KPT-0850-326

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Transmission Crossmember, Steel, Black, Chevy, GMC, Kit

Part Number: TRD-6421

3.88 out of 5 stars ( 24 )

Estimated Ship Date: Today

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

Part Number: QA1-52095

Not Yet Reviewed

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

Part Number: GLS-902

4.46 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Combo, Competition Engineering, Formed Frame Rails, Subframe Connectors, Weld-on, Kit

Part Number: CMB-15-0004

Not Yet Reviewed

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Transmission Crossmember, Gen III Hemi Swap, Blackheart, Steel, Black Painted, Dodge, Plymouth, Each

Part Number: HOK-BHS525

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Frame Crossmember, Rear, Weld-on, Steel, EDP Coated, Chevy, Pontiac, Each

Part Number: AMD-870-3574

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Oversize $7.99

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

Part Number: TRD-6422

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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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: Today

• Oversize $7.99

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: Today

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Transmission Crossmember, Bare Steel, Dual hump, Ford, Fox Body, Kit

Part Number: SUM-770329

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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, Steel, Black Powdercoated, Chevy, GMC, Each

Part Number: SUM-770545

Not Yet Reviewed

Estimated Ship Date: Feb 13, 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: Feb 13, 2026 if ordered today

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Crossmember GM F2 Late 1975-81 TKO/TKX

Part Number: IST-XMG-00800

Not Yet Reviewed

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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: Feb 13, 2026 if ordered today

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Transmission Crossmember, Steel, Black Powdercoated, Chevy, GMC, TH350, TH400, Powerglide, 700R4, Each

Part Number: CLP-CP90171

3.66 out of 5 stars ( 41 )

Estimated Ship Date: Today

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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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: Today

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Strut Rod, Radiator Core Support Brace, Front Upper, Stainless Steel, Natural, Jeep CJ, Sold as Pair

Part Number: KTL-30517

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today