The MTA’s recent order of 378 R268 cars includes 11 eight-car trains that will be sent to the C line to replace the still-new, 10-car R211 sets that have been running for less than two years.

According to the MTA, there was a decoupling between the third and fourth car of a No. 4 train, meaning the cars separated.

A subway train crashed into a pipe in Manhattan on Monday, according to the MTA. It’s unclear where and when it happened.

The change, which boosts by $153 million MotivePower’s initial $223 million contract with the MTA, will also help the authority reduce the noxious diesel fumes the trains push out into subway tunnels ...

A subway train came apart in transit Sunday in the Bronx, suspending some service on the 4 and 5 lines but resulting in no injuries, MTA officials said.

The MTA’s plan to modernize signals on the G train will take longer than planned, transit officials said Monday, with an expected months-long delay to update equipment on the subway system’s newest ...