NJ Transit is investing an impressive $917 million to upgrade its multilevel rail fleet, aiming to deliver quieter rides, stronger reliability, and a better daily experience for New Jersey commuters. The overhaul modernizes 429 cars with improved systems, updated interiors, and smarter diagnostics, helping reduce delays and enhance comfort. As the agency prepares for future growth and new-generation trains, this long-term investment strengthens the state’s rail network for years ahead.