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Member Search

find trailer manufacturers and suppliers

TTMA members produce more than 90% of the truck trailers built in North America.


ttma recommended practices, technical bulletins and manuals

TTMA maintains an extensive library of member-reviewed publications intended to guide manufacturers of and those that work on trailers and trailer-related products.  TTMA publications are free to members and are available for purchase for non-members.


federal rules and regulations

TTMA actively monitors and responds to the Federal rules and regulations that affect the truck trailer manufacturing industry.

Welcome to the Truck Trailer Manufacturers Association!


For over 75 years the Truck Trailer Manufacturers Association (TTMA) has been here to assist North America's trailer manufacturers

TTMA is an international trade association whose current membership produces more than 90% of the truck trailers built in North America.  Our Associate Members include more than 100 global material and component suppliers who keep those lines moving.  Our efforts engage policies and regulations that play a role in assuring the timely, smooth flow of material to keep production moving forward or that affect the cost of production.

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Calendar more

4/7/2021 » 4/10/2021
TTMA 79th Annual Convention

7/20/2021 » 7/22/2021
TTMA 2021 Summer Meetings

Benefits of TTMA Membership

Industry Info

Be among the first to learn about changes in the Federal Register, regulations or notices

Plant Safety Updates

Become a part of TTMA's new Plant Safety Committee.


All TTMA publications are available to members at no cost.

Member Directory

Get additional exposure with a listing in TTMA's online member directory, designed to help you attract new customers or strengthen existing relationships.

Research, Advocacy and Legal

Membership is like adding a legal,research and advocacy department to your company! 

Events and Networking

Regular meetings allow you to interact with your colleagues in the industry and gain valuable knowledge.