NAICS Codes and SIC Codes explained North American Industry Classification System (NAICS) Codes were created to officially classify all businesses by their primary function. For automotive aftermarket businesses, they’re the official business classification categories recognized by the United States, Canada and Mexico. They include automotive service businesses, retailers, and wholesalers. With the exception of automobile…

Total US automotive aftermarket industry size The US light-duty automotive aftermarket is a $405 billion industry (projected 2024) with a compound annual growth rate of 5.8% projected through 2026. Light-duty is a subset of the entire aftermarket 1. The entire US aftermarket, including light, medium and heavy-duty vehicles, is projected at nearly $535 billion in…