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Heavy Duty Distribution Association (HDDA)

To view the recording of the Webinar, "CSA for Independent Distributors, Repair Shops and Fleets: A Way to Measure and Address Commercial Motor Vehicle Safety," presented by Deborah Freund and Bryan Price, Federal Motor Carrier Safety Administration, click here


Heavy Duty Aftermarket Week 2014

Jan. 27-30, 2014
The Mirage, Las Vegas, Nev.
Click here for more information.


HDDA is the primary source of information and communications to its growing membership who share in common an intense interest in the heavy duty aftermarket. We enable our members to make better business decisions through a series of report and industry events – especially Heavy Duty Aftermarket Week – that are “must attend and participate” activities. Through both formal and informal communication channels, we build and maintain an active network valued by its participants who are seeking practical solutions to their commercial activities.

Why Should I Join AAIA's Heavy Duty Segment?   

Heavy Duty Distribution Association (HDDA) members get double their money’s worth. They get an association that’s customized to their specific needs and managed by their peers. HDDA serves aftermarket distributors and manufacturers of parts and services for commercial vehicles in North America. HDDA has a variety of proven programs and services geared to helping all our members pave the way to greater profits.

Education, Training and Networking

  • As a co-organizer of Heavy Duty Aftermarket Week (HDAW -, HDDA provides its members in one place and one week, a unique conference featuring educational and networking opportunities, one-on-one business meetings and a world-class aftermarket products expo focused on the distributor.

  • Through HDAW, HDDA members can learn from targeted workshops, seminars, and top speakers and panels.

  • HDDA members also are welcome to participate in AAIA networking events, such as the Aftermarket eForum™ and the Global Automotive Aftermarket Symposium (GAAS), at discounted rates. In addition, HDDA/AAIAoffer connections to more than 250 AAIA member companies offering unique solutions to business problems.

  • HDDA members have access to AAIA’s full membership directory.

Free Subscriptions to HDDA/AAIA Publications

  • The annual Digital Aftermarket Factbook

  • Bi-weekly AAIA SmartBrief e-newsletter

  • Monthly Industry Indicators report and NPD Industry Analyses

  • Weekly Capital Report government affairs newsletter

  • Aftermarket Insider magazine

Tap Into the Latest Technology

  • The association has taken the lead in developing standards in electronic commerce, including electronic cataloging, shop integration and electronic product information exchange.

 Government Affairs Representation

  • Strong presence in Washington, D.C. and the state capitals to support and defend the heavy duty aftermarket’s legislative and regulatory interests.

  • HDDA organizes in-state meetings with federal and state legislators at member facilities to discuss heavy duty aftermarket issues with officials who determine policies.

  • The Legislative Action Center, located at, provides a convenient and effective way to communicate with members of Congress.

  • HDDA has taken the lead in forming the Commercial Vehicle Task Force, bringing together HD organizations to seek viable solutions to the critical issue facing independent parts and service providers today: access to product and service information.

HDDA/AAIA Cost Saving Benefits

  • Shipping discounts with FedEx Express, FedEx Ground, FedEx Freight, YRC Freight, Estes, New Penn and Central Freight Lines via AAIA Freight Savings Plan. Siriani Transportation Management Software (TMS) offers free, real-time rate quotes from multiple carriers. 

  • Manufacturer and business service members whose dues indicate aftermarket sales at or above $1 million are eligible for significant booth space savings at Heavy Duty Aftermarket Week (HDAW), North America’s premier annual conference and products expo focused on the distributor. These members also receive a considerable discount on booth space rates at AAPEX, as well as other AAPEX-related benefits, including Business Center access and space draw priority.

Click here for the Membership Application Form.

HDDA Resource Sampler

Sample the following business resources HDDA membership brings you:

AAIA/HDDA collaborates closely with the Commercial Vehicle Solutions Network (CVSN) to help expand AAIA's involvment in the commercial vehicle aftermarket. To learn more about CVSN's programs and initiates, visit

To find out more about HDDA membership, visit, or call 240-333-1095.