336211 Motor Vehicle Body Manufacturing This U.S. industry comprises establishments primarily engaged in manufacturing truck and bus bodies and cabs and automobile bodies. The products made may be sold separately or may be assembled on purchased chassis and sold as complete vehicles. The data published with NAICS code 336211 include the following SIC industries: 3711 Motor vehicles and car bodies (pt) 3713 Truck and bus bodies 3714 Motor vehicle parts and accessories (pt)