OER Parts offers a wide selection of Sunvisors & Hardware for your 1940 GMC Truck. OER Parts offers 1940 GMC Truck Reproduction Sun Visors, 1940 GMC Truck Headliner/Sail Panel/Sun Visor Set, 1940 GMC Truck Vinyl Sun Visors, 1940 GMC Truck Cloth Sun Visors, 1940 GMC Truck T-Tops Sun Visors, 1940 GMC Truck Convertible Sun Visors, 1940 GMC Truck Sun Visor Support, 1940 GMC Truck Sun Visor Tip & Bushing Set, and 1940 GMC Truck Sun Visor Support Screws.