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Goodmark Rear Cross Sills

5.0 out of 5 stars 2 Customer Reviews

Goodmark OEM-style rear cross sills are EDP-coated steel panels that fill the area behind the tail panel under the trunk floor, otherwise known as the inner rear valance. The original sills commonly rust out. These replacements are available for a wide range of vehicles and submodels. Order the cross sill recommended to fit your application.

Results 1 - 5 of 5

Cross Rail; Cross Rail; Rear; Inner

Part Number: GMK-4020-790-67

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Cross Rail

Part Number: GMK-4020-790-69

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2026 if ordered today

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Estimated Ship Date: Sep 18, 2026 if ordered today

Cross Sill, Rear, Chevy, GMC, Each

Part Number: GMK-4143-790-672

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2026 if ordered today

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Estimated Ship Date: Sep 15, 2026 if ordered today

Truck Brace, Inner, Steel, EDP Coated, Chevy, Each

Part Number: GMK-4012-790-681

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2026 if ordered today

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Estimated Ship Date: Sep 15, 2026 if ordered today

Frame Crossmember, Rear, Steel, EDP Coated, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: GMK-4030-790-64

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2026 if ordered today

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Estimated Ship Date: Sep 16, 2026 if ordered today

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