Bull Gears Made to Last – Penn’s Super Gear

As a major supplier of locomotive traction gearing for freight and commuter rail applications, Penn Locomotive Gear (PLG) manufactures a full range of aftermarket gearing for Original Equipment Manufacturer (OEM) AC and DC locomotives worldwide. PLG is the originator of the Penn Super Gear, now recognized as the industry standard and offers a 5 year limited warranty.

Our Super Gears are:

  • Manufactured from closed die alloy steel forgings
  • Carburized and hardened at our in-house heat-treat facility
  • Finish machined on CNC Twin-spindle VTL to ensure accuracy
  • Teeth finish ground on CNC gear grinders
  • All processes controlled 100% in-house
  • Final inspection includes state of the art CMM charting equipment

Our Super Gears yield exceptional wear properties by offering consistent case depth and hardness as compared to induction or flame hardening.

Key advantages of our Super Gears include:

  • 5-Year Limited Warranty
  • Up to 60% Longer Wear Life
  • Reduced Operating Vibration
  • Lower Overall Operating Costs
  • Extended Time Between Re-Profiling
  • Manufactured to latest AAR M-1003 & ISO 9001:2015 Quality Standards

With dedicated employees working in more than 114,000 square feet of manufacturing space at our facilities in Johnstown, PA, and Blairsville, PA, PLG maintains stocking levels on all locomotive traction gearing and products to meet our customers’ requirements. We pride ourselves in promoting superior quality products and customer service through continuous improvement.

PLG offers customer stocking programs and maintains a dedicated inventory of standard locomotive traction bull gears in order to provide same day or customer requested shipment.

For more information on our locomotive products, please contact us with your requirements.

Gears and Pinions
Super Diagram