Extending the Life of Your Motors & Pumps

At Traction Motor Service, Inc. (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 onsite testing & calibration equipment, coordinate measuring machine & quality control help to ensure that all TMS motor repairs meet or exceed OEM specifications.


We serve companies that specialize in
the production or processing of:

  • Ferrous & Non-Ferrous Metals
  • Pulp & Paper
  • Chemicals
  • Automotive Components

The wide range of services that TMS offers manufacturers using transfer cars, torpedo cars, and other secondary industrial rail vehicles powered by AC synchronous motors, AC vertical pumps, DC mill motors & DC crane motors, includes:

  • Repair, Rebuild & Rewind
  • Testing
  • Calibration
  • Computerized Balancing
  • Onsite Repair

Traction Motor Service, Inc. (TMS) is a full-service motor repair center specializing in the electro-mechanical repairing, re-building, rewinding and re-manufacturing a wide variety of AC & DC motors and generators used in secondary industrial rail applications. TMS brings to every job immediate customer response, quick project turnaround and excellent engineering capabilities at a fair price.

TMS is based in North Huntingdon, PA, 20 miles southeast of Pittsburgh, Irwin Exit 67 of the Pennsylvania Turnpike.