Automobiles and Motorcycles Trade Associations

American International Automobile Dealers Association (AIADA)

The only national trade group representing America’s international nameplate auto dealers in Washington, D.C.; advocates on trade, tariff, and retail policy affecting import-brand franchises (9,401 franchises in 2024).

https://www.aiada.org Membership: 9,401

Auto Care Association

Not‑for‑profit umbrella for the entire automotive aftermarket supply chain (manufacturers, distributors, retailers, service/repair); provides advocacy, standards, data, and events; membership is nearly 3,000 companies.

https://www.autocare.org Membership: 3,000

Automotive Fleet & Leasing Association (AFLA)

U.S. fleet/mobility association connecting corporate fleet buyers, OEMs, fleet management, remarketers and suppliers; offers education, benchmarking and networking; about 600 individual members.

https://www.afla.org Membership: 600

Automotive Industry Action Group (AIAG)

Standards and collaboration forum founded by OEMs for quality, supply chain, and sustainability practices across the auto industry; 4,000+ member companies globally.

https://www.aiag.org Membership: 4,000

Automotive Parts Remanufacturers Association (APRA)

Global association for remanufacturers and suppliers in the circular automotive economy; provides advocacy, technical resources, and events; roughly 1,000 member companies worldwide.

https://www.apra.org Membership: 1,000

Automotive Recyclers Association (ARA)

Trade group for professional auto recyclers; leads on advocacy, training and certification; 1,250+ direct members and an extended network of 4,000+ companies.

https://www.a-r-a.org Membership: 1,250

European Automobile Manufacturers’ Association (ACEA)

EU manufacturers’ association and primary industry voice in Brussels for car, van, truck and bus makers; currently 15 member companies.

https://www.acea.auto Membership: 15

International Organization of Motor Vehicle Manufacturers (OICA)

Worldwide umbrella of national auto industry associations; coordinates global motor shows, technical affairs and industry statistics; about 35 national member associations.

https://www.oica.net Membership: 35

Japan Automobile Manufacturers Association (JAMA)

Japan’s national automakers’ association (passenger cars, commercial vehicles and motorcycles); policy, safety and trade advocacy; 14 member manufacturers.

https://www.jama.or.jp/english/ Membership: 14

MEMA, The Vehicle Suppliers Association

North America’s leading vehicle suppliers association (OE and aftermarket); advocacy, research and executive networks for more than 1,000 member companies across the supply base.

https://www.mema.org Membership: 1,000

Motorcycle Industry Council (MIC)

U.S. powersports trade association for motorcycle/scooter manufacturers, distributors and allied trades; government relations, market data and standards; 300+ member companies.

https://www.mic.org Membership: 300

National Auto Auction Association (NAAA)

Wholesale auto auction industry association; safety, standards, data (AuctionNet) and advocacy; 355+ member auctions plus associate members.

https://www.naaa.com Membership: 355

National Automobile Dealers Association (NADA)

U.S. trade association for franchised new‑car and truck dealers; policy advocacy, education and market data; 16,000+ dealer members.

https://www.nada.org Membership: 16,000

National Independent Automobile Dealers Association (NIADA)

National voice of independent (used‑vehicle) dealers; federal advocacy, education, programs; more than 13,300 members as of April 9, 2025.

https://niada.com Membership: 13,300

NTEA – The Work Truck Association

U.S./Canada work‑truck industry association representing manufacturers, distributors, upfitters and related companies; producer of Work Truck Week; 2,100+ company members.

https://www.ntea.com Membership: 2,100

SAE International

Global engineering standards and professional society for mobility industries (auto, commercial vehicle, aerospace); 138,000+ individual members.

https://www.sae.org Membership: 138,000

Society of Collision Repair Specialists (SCRS)

Largest U.S. association dedicated solely to collision repairers; education, advocacy and best‑practice tools; represents 6,000+ collision repair businesses and 58,500 professionals through direct and affiliate members.

https://scrs.com Membership: 6,000

Society of Motor Manufacturers and Traders (SMMT)

UK motor industry trade association spanning OEMs, suppliers, tech and aftermarket; policy voice, data, export and innovation programs; 850+ member companies.

https://www.smmt.co.uk Membership: 850

Specialty Equipment Market Association (SEMA)

U.S. specialty‑equipment and performance aftermarket association; advocacy, market research and the SEMA Show; 7,000–7,500+ member companies.

https://www.sema.org Membership: 7,000

Verband der Automobilindustrie (VDA)

German automotive industry association covering OEMs and suppliers; advocacy on industrial policy, trade and technology; 600+ member companies.

https://www.vda.de Membership: 600