Mechanical Transmissions

With over 50 years of experience, Avio Aero is the ideal partner for the aviation industry.

Strong value-added capabilities: from design and production through to testing of power gearboxes and accessory drive trains.

Unique strengths: co-design, casting, manufacturing, assembly, testing and CRO for a wide range of products.

Investments in research and innovation: aiming at meeting the needs of the most advanced future aeronautical engine programs and working on radical engine architectures such as Integral Drive Systems and Open Rotor.

Key goals: cutting process costs and reducing the stress placed on high-concentration power transmissions.


  • Wide variety of products with extensive in-service experience
  • Up to 700 kW power range
  • GBX integration with oil systems



  • Unique capabilities
  • 10-30 MW power range
  • Split Torque and Offset Planetary architectures

The gearboxes are manufactured at our plants in Rivalta di Torino, Borgaretto (Turin), Pomigliano d’Arco (Naples) and Turin.  After the design stage, starts the casting of the housings and the manufacture of the gears, then the assembling and testing of the products before shipping them to international customers. The test cells are available for maturation and investigation tests for the aviation industry.


Customers include: GE Aviation, Rolls-Royce, Pratt&Whitney, Pratt&Whitney Canada, Eurojet, Snecma, the Italian Air force, the Brazilian Air Force and Europrop International on best-in-class solutions including CF6-80, GE90, V2500, GEnx, LM6000, LM2500, BR710, TP400, PW1100, PW1400, PW1500, PW150, PW800, PW2000, PW4000, EC175, CH53, AS365, EJ200, T700, Trent900 and SaM146.

Mechanical Transmissions

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