Since 1985, RR USA Inc. has supplied North American customers with mechanical, hydraulic and electrical components, including gearboxes and complete packaged assemblies for industrial applications. A fully owned subsidiary of Italy’s Reggiana Riduttori, the company combines Italian-designed gear products made in Italy with U.S. assembly, stocking, engineering and repair support from its North American locations. Its in-house engineers work with customers and factory designers to adapt transmission solutions to demanding applications, including mining.
ISO 9001
ATEX II 2D certification
Compliance program
DNV Type Approval
KHK USA IncKHK USA Inc. is the Mineola-based, wholly owned U.S. subsidiary of Japan’s Kohara Gear Industry, supplying standardized metric gears and power-transmission components for industrial automation. Founded in 2015, the company offers factory-direct access to roughly 27,000 configurations, with application engineers available for gear selection and custom quotations. Its parent company, founded in 1935, remains dedicated solely to gear manufacturing and holds ISO 9001:2015 and ISO 14001:2015 certifications.MINEOLA, NY
Reggiana Riduttori S.r.lFounded in 1973 as the evolution of O.M.I. Ingranaggi, Reggiana Riduttori designs and manufactures Made-in-Italy planetary gearboxes, gearmotors and wheel gears. Based in San Polo d’Enza, the company pairs customer co-engineering and highly customized designs with automated Industry 4.0 production, serving customers in 45 countries. Its in-house laboratories and ISO 9001-certified quality system support production and final testing, while a worldwide service network provides technical and after-sales assistance.BOOTHWYN, PA
Rockland Standard Gear, IncRockland Standard Gear builds and remanufactures manual transmissions, transfer cases, and related powertrain components, with its Tranzilla Magnum conversions at the heart of its performance work. The company says it has a 30-year track record and builds more than 100 units each week, while its specialty work includes remanufacturing the Corvette ZF S6-40 for ZF and GM—the only North American source for those parts. RSG also backs its products with customer technical support and a stated inventory exceeding $1 million.SLOATSBURG, NY
Horsburgh & ScottFor more than 135 years, Horsburgh & Scott has engineered and manufactured large custom industrial gears and gearboxes, while also repairing and rebuilding drives from nearly every major brand. Based in Cleveland with manufacturing operations in Illinois, Louisiana and Ontario, the company supports heavy-duty applications with in-house engineering, heat treating and precision inspection. Its 237,000-square-foot manufacturing footprint and 24/7 field-service team give it unusual reach from custom design through emergency repair.CLEVELAND, OH