871610 Trailers and semi-trailers for housing or camping
871620 Self-loading or self-unloading trailers and semi-trailers for agricultural purposes
871631 Tanker trailers and tanker semi-trailers
871639 Other trailers and semi-trailers for the transport of goods
871640 Other trailers and semi-trailers
871680 Other vehicles Not Mechanically Propelled
871690 Parts (Trailers, Semi-trailers; Other Vehicles, Not Mechanically Propelled)