Philadelphia Gear was founded over a century ago to provide state-of-the-art gearing for the emerging industries of Pennsylvania. From those modest beginnings in 1892, Philadelphia Gear has earned a globally recognized reputation for expertise in power transmission solutions for the world's Energy, Infrastructure and Defense industries. Our world-class engineering and technical staff provides our extensive customer base across the globe with a full-range of solutions including: Onsite Technical Services - OTS℠; inspect, repair and upgrade capabilities, renewal parts and new enclosed drives.
Stock Drive Products/Sterling Instrument provides complete motion control and power transmission solutions. Over 100,000 inch & metric components are available off-the-shelf for fast turn around. When a standard part won't meet your requirements we can provide alternative solutions through custom design and manufacturing. Call our engineering group about your application.