Gear Research Institute

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Gear Research Institute

Organized to provide and supplement gear and related technological needs by conducting research and development, consulting, analysis, and testing. The Institute is a leading proponent of cooperative pre-competitive research but, when requested, also serves individual companies.

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Support Student Education

Develop your future gear engineers at Penn State/GRI by supporting student training at the Gear Research Institute at Penn State.

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Facilities

The Gear Research Institute is equipped with extensive research capabilities. These include rolling contact fatigue testers, power circulating gear testers, single tooth fatigue testers, gear tooth impact tester, and worm gear testers.

Latest News

Call for Papers and Presentations – 80th Annual STLE Meeting and Exhibition

October 9, 2025

Society of Tribologists and Lubrication Engineers 80th STLE Annual Meeting and Exhibition New Orleans, Louisiana (USA) Hyatt Regency New Orleans May 17-21, 2026 Gears and Gear Lubrication Call for Papers

Oct 2025 News – Annual Meeting

October 9, 2025

The next meeting of the Board Of Trustees of the Institute will be held on October 27, 2025 at ARL Penn State in State College, PA. This meeting will be

Transmissions Newsletter

Fall 2024 Newsletter – Transmissions Vol 29

November 4, 2024

Vol. 29, 2024 Foreword It is with both sadness and excitement that I announce that I will be stepping down as President of GRI at our fall Board Meeting. Sadness

Winter/Spring 2023 Newsletter – Transmissions Vol 28

April 14, 2023

Vol. 28, 2023 Foreward GRI surpasses 40 years of testing and research The GRI, being founded in 1982, celebrated 40 years last fall. Since its inception, GRI has operated as

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The Gear Research Institute is an AGMA and ASME institute affiliated with Penn State University.

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Society of Tribologists and Lubrication Engineers
80^th STLE Annual Meeting and Exhibition

GRI would like to encourage gear research, development, and testing related abstract submissions for presentations at the 2026 STLE Annual Meeting in New Orleans, LA. Click for more information and a link to submit.