Planetary slewing gearboxes

This series consists of 16 sizes of planetary slewing gearboxes, with output torque of between 2040 and 346910 Nm.

The reinforced output supports and its compact size ensure reliability in applications with high radial loads. All sizes are available with integral or slide-on pinion versions, which can be completed with a wide range of accessories and negative brakes.

Certifications from major recognized bodies are available on demand.


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  • Flange mounting with single or double centering
  • High transmissible torque
  • Modular composition from 2 to 4 reduction stages
  • Male splined shaft
  • Shaft with integral pinion
  • Wide possibility of customizing the output pinion
  • Bearings with high radial and thrust load capacity
  • Output side bearing lubricated with long-life grease
  • Sturdy construction
  • Ground planetary gears

T2 STAT Range ( 40000 ÷ 230000 Nm ) Ratio range ( 13.92 ÷ 2495.56 )

  • Wide range of reduction ratios
  • Wide range of couplings for hydraulic and electric motors
  • Worm or bevel gear input
  • Cylindrical shaft input
  • Multi-disc negative parking brakes
  • ATEX II 2D certification
  • DNV type approval


Reggiana Riduttori’s 50 years of engineering experience combined with constant updating on the latest innovations are the driving force behind solutions for agriculture, mining, recycling, marine, etc.

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