Availability
1978 Chassis Components
Crossmember, Transmission, Steel, Black, GM, TH350/T-10/M-21/M-22/Saginaw, Each
Part Number: SUM-770316
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Chassis Stiffeners, Frame Rail to Crossmember Braces, Front, Steel, Black Powdercoated, Chevy, GMC, Pair
Part Number: ART-11369550
Estimated Ship Date: Today
Estimated Ship Date: Today
Frame Rail Brace, Steel, Black Powdercoated, Chevy, Pontiac, Each
Part Number: UPI-2658-B
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Crossmember, Gen III Hemi Swap, Blackheart, Steel, Black Painted, Dodge, Plymouth, Each
Part Number: HOK-BHS525
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
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: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Shock tower brace, rear 1978-1987 G-Body
Part Number: BMR-STB462R
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Crossmember, Steel, Black Powdercoated, B-Body, Buick, Chevy, Oldsmobile, Pontiac, Each
Part Number: SUM-770542
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Transmission Crossmember, GM Gen III/IV, Gen V Swap, Blackheart, Steel, Black Powdercoat, Chevrolet, GMC, Each
Part Number: HOK-BHS550
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Subframe Connectors, Weld-On, Steel, Natural, Chevy, Pontiac, Pair
Part Number: CEE-3013
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Crossmember, Steel, Engine Swap, 24 in. to 37 in. Wide Frame Rails, Ford, Small Block/351C, Kit
Part Number: TRD-4849
Estimated Ship Date: Today
Estimated Ship Date: Today
Strut Rod, Radiator Core Support Brace, Front Upper, Stainless Steel, Natural, Jeep CJ, Sold as Pair
Part Number: KTL-30517
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Crossmember, Bare Steel, Dual hump, Ford, Fox Body, Kit
Part Number: SUM-770329
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Crossmember, Steel, Black, Chevy, Pontiac, Kit
Part Number: TRD-6519
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Frame Reinforcement Plates, Stiffeners, Rear, Steel, Natural, Jeep, CJ, Pair
Part Number: RBF-RB1006
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Crossmembers, American X-Factor Crossmembers, Aluminum, Silver Powdercoated, Chevy, Pontiac, Each
Part Number: AWR-XFGM10103M
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Transmission Crossmember, Steel, Black Powdercoated, G-Body, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each
Part Number: SUM-770557
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Subframe Connectors, Weld-On rear, Bolt-On front, No Mods, Black Powdercoated, Steel, 74-81 Chevy, Pontiac, Pair
Part Number: HSS-4013
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Crossmember, LS Engine Swap, Steel, Black Powdercoated, Chevy, Pontiac, Kit
Part Number: HOK-12614HKR
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Front Crossmember, 1973-87 C10, Retrofit, Steel, Black Powdercoated, Chevy, Kit
Part Number: QA1-52625
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Crossmember, Steel, Engine Swap, 24 in. to 37 in. Wide Frame Rails, Chevy, Small Block/Big Block, Kit
Part Number: TRD-4810
Estimated Ship Date: Today
Estimated Ship Date: Today
GM Metric Chassis Trailing Arm Bracket Kit, Multi-Hole Lower Only, Steel, Buick, Chevy, Oldsmobile, Pontiac, Pair
Part Number: AAF-ALL99284
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Crossmember, X-Factor, Aluminum, Silver Powdercoated, Chevy, C-10 Trucks, Each
Part Number: AWR-XFGM-11201
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Transmission Crossmember Extension Bracket, Bolt-on, Steel, Black, Buick, Chevy, Olds, Pontiac, LS, T-56, Each
Part Number: HOK-12647HKR
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Transmission Crossmember Extension Bracket, Bolt-on, Steel, Black, Buick, Chevy, Pontiac, LS, 4L80E, Each
Part Number: HOK-12656HKR
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Crossmember, Rear, Steel, Natural, Bolt-On, Chevrolet, Each
Part Number: GMF-1308300RFCM
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster