The Western Main Line (Swedish: Västra stambanan) is the main railway line between Stockholm and Gothenburg in Sweden. The line is electrified and consists entirely of double track, except the four-track sections between Gothenburg Central Station and Olskroken (2 km or 1.2 mi), in Järna Station (5 km or 3.1 mi), and south of Stockholm, between Flemingsberg Station and Stockholm South Station, about 14 km (8.7 mi).