Internal gearing

  • Internal gearing / ring gear

A tooth for a tooth – quality from within

Internal gearing by WITTENSTEIN alpha: Whether you need straight, helical or bevel gearing, we can provide you with the full range of high-precision internal gearing. All under one roof, including thermal treatment, and in different production processes and quality levels. Please contact us.

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WITTENSTEIN - North America - 1249 Humbracht Circle

WITTENSTEIN - North America

1249 Humbracht Circle

Bartlett, IL 60103

  • Development for peak capacities
  • Technical data
High-torque gearingHigh-speed gearingLow-noise gearing

For very high torque.


Motor racing, high-speed tools

For rotational speeds of up to 100,000 rpm.


Automotive/industrial engineering

For reduced operating noise.


Automotive engineering, robotics, machine axes



  • Tooth type: straight, helical, conical
  • Module: 0.4 – 6
  • Diameter: up to ø 400 mm
  • Quality (max.): DIN 6