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Riley Gear


Precision gears, custom gear boxes, and other power transmission components



Distinct, heat treated, and finished gears often requiring single-flank, form, profile, or generative grinding processes.

Custom Gear


Housed gearing ensembles that incorporate Planetary, Efficiency, Epicyclic, High-Speed, Multistage, and/or Vibration requirements.

High Speed


Unique gears that typically require Shot Peening, Nitriding, Balancing, Bias-Free Grinding, and/or other special processes.

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Precision Gears,Custom Gear Boxes,High Speed Gear Boxes and More

Since 1946, Riley Gear has partnered with Original Equipment Manufacturers worldwide through the development and production of High Speed Gears, Precision Gears, Gearboxes and Power Transmission Gears.

Precision is our business

Riley Gear Corporation applies experience, expertise, and advanced equipment to provide high quality (DIN 2 / AGMA Q15) spur and helical gears & gearboxes to OEMs worldwide. Many industries rely on our specialized manufacturing services for demanding applications including Aerospace, Alternative Energy, Automotive, Defense, Compression, Construction, Off-Highway Transportation, Marine Propulsion, Maritime, Power Generation, Pumps, Robotics, and Machines Tools. Our collaborative design, engineering, and manufacturing services deliver support from prototype to production utilizing systems ISO 9001, ISO/TS 16949, ISO 14001, & AS9100.


Learn more about our facilities

Contact us to learn more about our capabilities and let us partner with you on your next project.

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