TTA has, throughout its history, successfully overhauled, remanufactured to exacting requirements and schedules almost every sub system and component that comprises a rail passenger car, from the largest sub systems to the smallest components.

TTA leads the industry in this area of business, and continuing to expand its capabilities to respond to customers requirements and needs.



Chicago CTA – 2600 series


Overhaul and remanufacture of subsystems and components including:
597 Master Controllers
2388 GE Gear Units
2388 Current Collectors
2388 Track Brakes
2388 Doors
2388 Door Operators
2388 Door Control Panels
597 Main Auxillary Boxes


Baltimore MTA


100 Motor Control Boxes
100 Master Controllers
100 Semi-Conductor Boxes
100 Line Switch Boxes

Flexibility, Quality & Superior Customer Service

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