Parts Authority is a national distributor of automotive and truck parts, tools, equipment, and transmissions founded in 1973, with over 250 store locations across the United States. They stock a catalogue of more than 3 million parts and work with major brands including AC Delco, Motorcraft, Denso, and Bosch. They serve commercial customers such as service centres, jobbers, fleets, and national accounts, as well as offering online ordering and in-store pickup. Refer them businesses that need reliable automotive parts supplies for commercial operations or e-commerce channels.