OER Parts offers a wide selection of Body Components for your 1940 Buick Roadmaster Series 80. OER Parts offers 1940 Buick Roadmaster Series 80 Inner Fender, 1940 Buick Roadmaster Series 80 Braces & Reinforcement, 1940 Buick Roadmaster Series 80 Fender Wells 1940 Buick Roadmaster Series 80 Hardware, 1940 Buick Roadmaster Series 80 Louvers, and 1940 Buick Roadmaster Series 80 Skirts.