BUICK Summit Racing Parts and Accessories

Crossmember, Transmission, Lightweight, Steel, GM, 65-72 Chevelle, Cutlass, GTO, 700R4, 200-4R, TH350, TH400, Powerglide, Each

Part Number: SUM-770398

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Transmission Crossmember, Steel, Chevy, B-Body, 700R4, 4L60E, Each

Part Number: SUM-770372

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Free Shipping

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: Today

• Free Shipping

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: Jan 26, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crossmember, Transmission, Lightweight, Steel, GM, 78-88 G-Body, Using 700R4, 4L60E, or T5 manual, Each

Part Number: SUM-770391

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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: Jan 26, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SUM-770322

4.52 out of 5 stars ( 21 )

Estimated Ship Date: Today

• Free Shipping

Transmission Crossmember, Steel, Black Powdercoated, A-Body, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: SUM-770522

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Exhaust System, Header-Back, 2.25 inch, Split Rear, Steel, Aluminized, Buick, Chevy, Oldsmobile, Pontiac, V8

Part Number: SUM-680130

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Frame Brace, Mid Frame, Chassis Stiffening, Steel, Natural, 1964-67 GM A-Body, Weld In, Kit

Part Number: SUM-770831

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Transmission Crossmember, Lightweight, Steel, Black Powdercoated, A-Body, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: SUM-770520

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Exhaust System, Header-Back, 2.50 inch, 409 Stainless Steel, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: SUM-680131-SS

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Transmission Crossmembers, Steel, Black Powdercoated, Hardtop Models Only, Buick, Chevrolet, Oldsmobile, Pontiac, TH400, Each

Part Number: SUM-770283

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Frame Brace, Mid Frame, Chassis Stiffening, Steel, Natural, 68-72 GM A-body, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: SUM-770801

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Transmission Crossmember, Lightweight, Steel, Black Powdercoated, G-Body, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: SUM-770559

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crossmember, Transmission, Lightweight, Steel, GM,78-88 G-Body using TH400 w/Short Tailshaft or 200-4R, Each

Part Number: SUM-770392

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

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: Jan 26, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Transmission Crossmember, Lightweight, Steel, Black Powdercoated, G-Body, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: SUM-770560

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Axle Housing, Circle Track, Grand National, Ford 9 in., Fabricated, Mild Steel, 60 in Length, Each

Part Number: SUM-HNM300300

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Transmission Crossmember, Steel, Black Powdercoated, G-Body, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: SUM-770557

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Transmission Crossmember, Steel, Black Powdercoated, G-Body, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: SUM-770562

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Transmission Crossmembers, Steel, Black Powdercoated, Frame Extension, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, T-56 Manual, Each

Part Number: SUM-770287

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crossmember, Transmission, Steel, Black, GM, T-56, Each

Part Number: SUM-770305

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crossmember, Transmission, Steel, Black, GM, A-Body, 700R4, Each

Part Number: SUM-770323

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crossmember, Transmission, Steel, Black, GM, Buick, Oldsmobile, Cadillac, TH400, Each

Part Number: SUM-770340

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order