Traction Motor Service, Inc. (TMS) is a full-service motor repair center specializing in the electro-mechanical repairing, re-building, rewinding and re-manufacturing of AC & DC traction motors & generators used in mainline, mass transit and secondary industrial rail applications.

TMS brings to every job the highest levels of innovation and responsiveness. That's why all of TMS’s motor repairs meet or exceed OEM specifications. At TMS, we combine cutting-edge technology with the ability to re-build every kind of traction motor, including those made before World War II. Our other services include: Rewinding of Traction Motors, Machining, Computer Balancing, Rotor Repair, Core Loss Analysis. Besides servicing motors, TMS sells surplus equipment.

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