We make power that

Gearbox designs, manufactures and distributes a diversified portfolio of automotive blanking, paper and friction components under the Raybestos Powertrain and Allomatic brands. Gearbox supplies the world's foremost aftermarket distributors, automotive OEMs, Tier 1 auto and industrial suppliers and heavy-duty transmission manufacturers.

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AUTOMOTIVE Industry Leading Brands

Raybestos Powertrain Logo

Since 1902 Raybestos Powertrain has been an American supplier of premium quality transmission-related friction products for the OE, aftermarket and heavy duty industries.

Allomatic Logo

Allomatic is a proud American supplier of maximum value OE quality transmission components and friction products to the automotive OE, aftermarket and heavy duty industries.

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Innovative OE & Aftermarket products

Gearbox products are known for innovation, quality and reliability with a broad product portfolio that consists of:

  • Friction Clutch Plates
  • Steel Reaction Plates
  • Engineered Clutch Pack Designs
  • Friction Bands
  • Transmission Filters
  • Solenoids & Sensors
  • Torque Converter Components
  • Separator Plates
  • Fine Blank Components
  • Shims
  • Steering Yokes
  • Inner & Outer Bushings
  • Adhesives

Manufacturing Facilities

Gearbox is proud to design and manufacture all of our quality automotive products in America. Our vertically integrated manufacturing facilities and state-of-the-art research and development center are located in America’s Heartland for made-in-the-U.S.A. quality and innovation.

Crawfordsville, Indiana

Automotive OE, Heavy Duty OE, Aftermarket

Producing both OE and aftermarket products with a paper mill on site, we can eliminate waste and avoid costly paper processing steps, making us even more competitive in manufacturing the specialty papers that form the base for our premium friction materials. Next door to the Crawfordsville plant, our Technical Center handles research and development for enhancement of product performance, original product development, modeling and simulation, and prototype manufacturing.

Sullivan, Indiana

Automotive OE, Heavy Duty OE, Aftermarket

In Sullivan, two of our facilities manufacture friction plates, solenoids, bands, filters and heavy-duty, off-highway products.

Indiana Map
ZPAK Pressure PlateZPAK Steel Plate 1ZPAK Friction Plate 1ZPAK Friction Plate 2ZPAK Friction Plate 3ZPAK Friction Plate 4ZPAK backing plate

Extensive Capabilities

From design modeling and simulation through fine blanking and steel stamping our vertically integrated extensive capabilities enable us to provide specialized products for attractive markets.

  • Design Modeling & Simulation
  • R&D Testing
  • Conventional Stamping
  • Fine Blanking
  • Laser Cutting
  • Gear Shaping & Internal Splining
  • Adhesive Manufacturing
  • Resin Impregnation
  • Paper Making
  • Wafer Pressing
  • Component Bonding
  • Etching & Coating
  • Atmospheric Thermal Flattening
  • Induction Flattening
  • Shot Peening

Contact Gearbox Group

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All Rights Reserved. Logos and trademarks are the property of their respective owners.
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