Alstom Secures Major Contract for Mumbai Metro Line 4
Alstom has won a contract worth several hundred million euros from Larsen & Toubro for Mumbai's Metro Line 4 project. The deal includes supplying 39 driverless Metropolis trainsets (234 metro cars), a CBTC signalling system, and a five-year maintenance service agreement. The 35.3-km elevated Green Line will connect Wadala to Kasarvadavali in Thane with 32 stations. All trainsets will be manufactured in India, aligning with the 'Make in India' initiative. The new metro trains will feature driverless operation capability, interior airflow cooling, wheelchair accessibility, and enhanced cybersecurity measures.

*this image is generated using AI for illustrative purposes only.
French mobility giant Alstom has clinched a significant contract worth several hundred million euros from Larsen & Toubro for Mumbai's Metro Line 4 project. The deal encompasses the supply of 39 driverless Metropolis trainsets, a state-of-the-art communications-based train control (CBTC) signalling system, and a five-year maintenance service agreement.
Contract Details
The comprehensive contract includes:
- 234 metro cars
- Advanced Urbalis Forward CBTC signalling system
- FlexCare Perform maintenance services for five years
Mumbai Metro Line 4 Overview
The new 35.3-km elevated Green Line will connect Wadala to Kasarvadavali in Thane, featuring 32 stations along its route. This expansion is set to significantly enhance Mumbai's urban transit infrastructure.
Make in India Initiative
Aligning with India's 'Make in India' initiative, all trainsets will be manufactured domestically:
- Engineering: Bengaluru
- Assembly: Sri City, Andhra Pradesh
- Propulsion manufacturing: Coimbatore
- Bogies production: Savli, Gujarat
Advanced Features of Metropolis Trainsets
The new metro trains will boast several cutting-edge features:
- Driverless operation capability
- Interior airflow cooling system
- Wheelchair accessibility
- Dedicated bike racks
- Electrical braking systems
- Enhanced cybersecurity measures
Alstom's Growing Presence in Mumbai
This contract further solidifies Alstom's position in Mumbai's metro development:
- Already supplying trains and signalling for several other Mumbai Metro lines
- Globally deployed CBTC systems on over 190 metro lines
The latest contract for Mumbai Metro Line 4 underscores Alstom's continued commitment to India's urban mobility sector and its expertise in providing comprehensive metro solutions.