128 AC/DC Electrical Multiple Unit (EMU) rakes with new state-of-the-art technology having improved ventilation system, better seating arrangement and aesthetics have already been inducted into service since 2007-08. With the induction of these rakes:
530 numbers of additional services (323 in Central Railway & 207 in Western Railway) have been introduced.
1001 numbers of services (650 in Central Railway & 351 in Western Railway) have been augmented from 9 cars to 12 cars.
The Minister of Railways during the Rail Budget, 2012-13 has announced additional services in Mumbai sub-urban including Virar-Dahanu Road. These services are being planned and will be introduced as and when EMU Coaching stock becomes available.
This information was given by the Minister of State for Railways, Shri Bharatsinh Solanki in written reply to a question in Rajya Sabha today
Source - PIB