Gearbox Group, Inc.

Gearbox designs, manufactures and distributes a diversified portfolio of transmission, wet braking and steering components, with a focus on friction and reaction clutch plates that facilitate automated gear changes under the Raybestos Powertrain, Steel Parts and Allomatic brands. Gearbox is a market leader known for innovation, quality and reliability that supplies the world's foremost aftermarket distributors, automotive OEMs, Tier 1 auto and industrial suppliers and heavy-duty transmission manufacturers. Visit the Gearbox website at

Formation of Gearbox Group, Inc.

  • Incorporated in Delaware on September 15, 2010
  • Acquired the stock of Steel Parts Holding, Inc., a leading manufacturer and supplier of tight-tolerance, precision metal stamped and formed components for transmission, suspension, differential and steering applications, on April 21, 2011.
  • Acquired the stock of Drivetrain Group Holding Corp., a manufacturer and supplier of engineering transmission and wet-brake friction parts, primarily for the automotive, heavy duty off-highway, construction, agricultural, racing and industrial markets, on March 2, 2012.


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