Each of the four wheels contains an electric motor, drive train, suspension and steering and braking mechanisms.

FORBES: Magazine Article

If something gets in the way of the door--a person's foot or a roof panel that's hanging down--the electric motor that closes the train door has to work harder and produces more current.

FORBES: Magazine Article

He pointed out, for instance, that the train had lost out to the airplane and the motor car because it thought it was in the business of running trains rather than that of providing customers with transport.

ECONOMIST: Guru