The Transjakarta Corridor 4 is a bus rapid transit corridor in Jakarta, Indonesia, operated by Transjakarta. It serves the route from the Pulo Gadung Bus Terminal to the Galunggung BRT station in Dukuh Atas TOD. The roads that passed by Corridor 4 are Bekasi Raya, Pemuda, Pramuka, Tambak, Sultan Agung, and Galunggung. This route is integrated with the KAI Commuter Cikarang Loop Line at Sudirman Station via Galunggung BRT station, and Manggarai Station which also serves the Bogor Line, Cikarang Loop Line, and the Airport Rail Link routes via the Manggarai BRT station. KRL Commuterline users who want to go to Rawamangun and Pulo Gadung can alight at Sudirman Station and continue their trip from Galunggung, Manggarai, or Pasar Genjing BRT stations. This corridor has been integrated with the Jakarta LRT at the Velodrome LRT station via the Pemuda Rawamangun BRT station.

Transjakarta or Jakarta BRT is a bus rapid transit (BRT) system in Jakarta, Indonesia. The first BRT system in Southeast Asia, it commenced operations on 15 January 2004 to provide a fast public transport system to help reduce rush hour traffic. The system is considered as the first revolutionary public transit mode in the capital city of Indonesia. The buses run in dedicated lanes (busways), and ticket prices are subsidised by the regional government. Transjakarta has the world's longest BRT system, which operates about 4,300 buses. Transjakarta aims to have 50 percent of its fleet be electric buses by 2027. By 2030, the aim is for the entire Transjakarta ecosystem to use electric buses. As of November 2023, it serves an average of 1.134 million passengers daily.