Establishments primarily engaged in manufacturing truck trailers, truck trailer chassis for sale separately, detachable trailer bodies (cargo containers) for sale separately, and detachable trailer (cargo container) chassis, for sale separately.
- Bus trailers, tractor type
- Demountable cargo containers
- Motor truck trailers
- Semitrailers for missile transportation
- Semitrailers for truck tractors
- Trailers, fifth-wheel type: for transporting horses
- Truck trailers