OER Parts offers a wide selection of Body Panels for your 1974 Buick Century. OER Parts offers 1974 Buick Century Trunk Pan Components, 1974 Buick Century Braces, 1974 Buick Century Full Trunk Pan 1974 Buick Century Partial Trunk Pan 1974 Buick Century Weatherstrip Channel, 1974 Buick Century Trunk Floor Drop Panel, 1974 Buick Century Trunk Pan Plug, and 1974 Buick Century Trunk Filler Panel.