2022 NAICS national industry in sector 31-33 Manufacturing
336212 Truck Trailer Manufacturing
NAICS 336212 is the US industry code for truck trailer manufacturing. This U.S.
- Code
- 336212 (2022 NAICS)
- Title
- Truck Trailer Manufacturing
- Part of
- Motor Vehicle Body and Trailer Manufacturing
- SBA small business limit
- Up to 1,000 employees
- Closest UK SIC
- 29201, 29202, 29203 (details)
Changes coming. The NAICS 2027 revision applies to data from 1 January 2027, and SBA proposed new size standards on 20 August 2026. The values on this page are the ones in force today; we update this page when the official files change.
Official definition
This U.S. industry comprises establishments primarily engaged in manufacturing truck trailers, truck trailer chassis, cargo container chassis, detachable trailer bodies, and detachable trailer chassis for sale separately.
When to use a different code
Census classifies these close-sounding activities somewhere else. Businesses mainly engaged in:
- Establishments primarily engaged in manufacturing utility trailers, light-truck trailers, and travel trailers are classified in U.S. Industry 336214, Travel Trailer and Camper Manufacturing.
Activities listed under 336212
The Census index assigns these 11 activities to this code. If your business matches one, this is your code.
- Automobile transporter trailers, multi-car, manufacturing
- Boat transporter trailers, multi-unit, manufacturing
- Demountable cargo containers manufacturing
- Dump trailers manufacturing
- Flatbed trailers, commercial, manufacturing
- Horse trailers, fifth-wheel-type, manufacturing
- Logging trailers manufacturing
- Semi-trailers manufacturing
- Tank trailers, liquid and dry bulk, manufacturing
- Trailers, fifth-wheel-type, for transporting horses, manufacturing
- Truck trailers manufacturing
SBA size standard for 336212
To count as a small business for SBA loans and federal contracts under NAICS 336212, your business (including affiliates) must not exceed 1,000 employees. Check your business.
Source: SBA table of size standards, effective March 17, 2023.
Closest UK SIC 2007 codes
There is no official one-to-one link between NAICS and UK SIC. These codes share the same international class (ISIC Rev. 4: 2920), so treat them as a starting point and check the definition.
- 29201Manufacture of bodies (coachwork) for motor vehicles (except caravans)UK SIC
- 29202Manufacture of trailers and semi-trailersUK SIC
- 29203Manufacture of caravansUK SIC
Built from Census concordances 2022→2017 NAICS and 2017 NAICS→ISIC Rev. 4.
Similar codes to compare
Data last changed November 14, 2026. How this page is built.