United States Domestic Market
USDM is the abbreviation for U nited S tates D omestic M arket.
In the automotive industry, it describes the equipment of a vehicle for the US market .
Similarly, the terms exist Japanese domestic market (JDM) ( J apanese D omestic M arket) for vehicles of Japanese and EDM ( E uropean D omestic M arket) for vehicles in the European market.