Aircraft Gearbox Market Report 2025

The aircraft gearbox market size has grown strongly in recent years. It will grow from $3.39 billion in 2024 to $3.65 billion in 2025 at a compound annual growth rate (CAGR) of 7.6%. The growth in the historic period can be attributed to strong economic growth in emerging markets, the rise in air traffic, the increased commercial aircraft deliveries, and the investments in geared turbofan engines.

The aircraft gearbox market size is expected to see strong growth in the next few years. It will grow to $4.72 billion in 2029 at a compound annual growth rate (CAGR) of 6.6%. The growth in the forecast period can be attributed to the increase in demand for military helicopters, the increasing aircraft fleet size, and the increasing research and development efforts. Major trends in the forecast period include focusing on launching new power gearboxes, focusing on technology advancement and developing technologically advanced products, focusing on partnerships and collaborations to expand their product portfolio and geographic presence, and focusing on investments in the market to develop new product solutions.

The growth of aircraft gearboxes is anticipated to be propelled by an increase in air traffic. This surge in air traffic encompasses a rise in the number of people opting for air travel, an escalation in international tourism, and a heightened demand for commercial aircraft deliveries. The upswing in aviation traffic, attributed to population expansion and economic growth, translates into an increased demand for aircraft engines and associated components, consequently driving the aircraft gearbox market. A notable example is the data reported by the International Air Transport Association (IATA) in May 2022, revealing a substantial 76% increase in total global air traffic in March 2022. This marked a noteworthy 425.44% rise compared to March 2021. Particularly in the Asia-Pacific region, airlines experienced a remarkable 197.1% increase in traffic in March 2022 compared to the same period in 2021, surpassing the 146.5% growth observed in February 2022 over February 2021. Hence, the escalating air traffic is a significant driver fueling the expansion of the aircraft gearbox market.

Key factor contributing to the growth of the aircraft gearbox market is the increasing research and development (R&D) efforts undertaken by global players to enhance the operational efficiency of aircraft. A notable initiative is the collaboration between Boeing, a prominent US-based aircraft industry company, and CSIRO (Commonwealth Scientific and Industrial Research Organization), an Australia-based national science agency. In January 2022, these entities launched a new five-year, AU$41 million ($27.6 million) research program. The program encompasses various focus areas, including endeavors to improve aviation sustainability, advancements in digital twin and model-based engineering, exploration of space-related technologies, and the application of technologies to enhance factory safety and productivity. The substantial growth in R&D efforts is poised to play a pivotal role in advancing and innovating aircraft systems, including gearboxes, thereby fostering the growth of the aircraft gearbox market in the forecast period.

Leading companies in the aircraft gearbox market are concentrating on technological advancements, such as upgraded main gearboxes (eMGB), to enhance safety, lower maintenance costs, and improve overall operational efficiency. The upgraded main gearbox (eMGB) is a cutting-edge component specifically designed for helicopters, providing enhanced operational efficiency and safety through advanced engineering and materials. This innovative gearbox minimizes maintenance requirements and downtime, thereby boosting overall aircraft performance and reliability for operators. For example, in February 2023, Airbus Helicopters SAS, the helicopter manufacturing division of Airbus based in France, launched an upgraded main gearbox (eMGB) for the H225, aimed at enhancing safety and significantly reducing maintenance needs for users. This innovation not only enhances the helicopter's performance but also highlights Airbus's commitment to advancing technology in the heavy-twin segment.

Companies operating in the aircraft gearbox market are strategically focusing on technological advancements and the development of state-of-the-art products to foster growth within the market. In 2023, Airbus Helicopters, a France-based company renowned for providing efficient helicopter solutions, introduced an upgraded main gearbox for the H225 helicopter. As part of the company's ongoing investment in the heavy twin helicopter, the new gearbox, known as the eMGB, is designed to elevate safety standards and reduce maintenance workloads for customers. Notably, the enhanced main gearbox will extend the component's time before overhaul (TBO) from 1,000 hours to 2,000 hours, providing increased robustness and improving the overall maintenance plan for the H225. This emphasis on technological advancement reflects the industry's commitment to enhancing the performance, efficiency, and safety of aircraft gearboxes to meet evolving market demands.

In March 2023, Regal Rexnord Corporation, a US-based manufacturer of electric motors and power transmission components, acquired Altra Industrial Motion Corp. for an undisclosed sum. This acquisition enables Regal Rexnord Corporation to strengthen its automation portfolio and establish itself as a more comprehensive global automation solutions provider, benefiting from complementary power transmission technologies. The strategic move is designed to accelerate organic growth by leveraging a wider range of offerings and enhanced sales channels, while also generating significant cost synergies to improve overall profitability. Altra Industrial Motion Corp. is a US-based manufacturer of mechanical power transmission products.

Major companies operating in the aircraft gearbox market include Safran, Triumph Group, Liebherr, The Boeing Group, General Electric, Rexnord Corporation, Rolls-Royce plc, Aero Gear, SKF, Northstar Aerospace, BAE Systems India Services Pvt Ltd, Nabtesco Corporation, Harbin Aircraft Industry Group, Shenyang Aircraft Corporation, Xi'an Aircraft Industrial Corporation, Shanghai Aircraft Industry Corporation, Hongdu Aviation Industry Group, Changhe Aircraft Industries Corporation, Chengdu Aircraft Industry Group, Guizhou Aircraft Industry Corporation, Meggitt PLC, Eaton Corporation PLC, Airbus S.A. S, ZF Luftfahrttechnik, ThyssenKrupp AG, CEF Industries, The Timken Company, PBS Velka Bites, Avion Corporation, AAR Corp, Circor International Inc, Collins Aerospace, Héroux-Devtek Inc, Magellan Aerospace Corporation, Bombardier Inc, Bell Textron Inc, Pratt & Whitney Canada, KF Aerospace, Elbit Systems Ltd, Israel Aerospace Industries, Saudi Aircraft Accessories and Components Company, Mubadala Aerospace, Alp Aviation, Turkish Technic Inc, Turkish Aircraft Industries Corporation, Parker-Hannifin Corporation, Moog Inc.

North America was the largest region in the aircraft gearbox market in 2024. Asia-Pacific is expected to be the fastest-growing region in the forecast period. The regions covered in the aircraft gearbox market report are Asia-Pacific, Western Europe, Eastern Europe, North America, South America, Middle East, Africa. The countries covered in the aircraft gearbox market report are Australia, Brazil, China, France, Germany, India, Indonesia, Japan, Russia, South Korea, UK, USA, Italy, Spain, Canada.

The aircraft gearbox is a crucial component within an aircraft's transmission system, responsible for adjusting rotational speeds and enabling engine functionality. Shafts interconnect gearboxes, and the internal arrangement of gears within the gearbox determines output torque and speed variations. Its primary function is to modify motor output torque or adjust speed (RPM).

This gearbox constitutes a contained gear train, comprising integrated gears housed within a mechanical enclosure. Key components include gears, housing, bearings, and related elements. Gears are rotating devices featuring teeth (cogs) that facilitate their functionality. Aircraft gearboxes cater to various aircraft types, including civil and military aviation, and come in retrofit or line fit configurations. They encompass diverse gearbox types such as accessory, actuation, reduction, tail rotor, and auxiliary power unit, among others. These gearboxes find applications in both engines and airframes.

The aircraft gearbox market research report is one of a series of new reports that provides aircraft gearbox market statistics, including aircraft gearbox industry global market size, regional shares, competitors with aircraft gearbox market share, detailed aircraft gearbox market segments, market trends, and opportunities, and any further data you may need to thrive in the aircraft gearbox industry. This aircraft gearbox market research report delivers a complete perspective of everything you need, with an in-depth analysis of the current and future scenarios of the industry.

The aircraft gearbox market consists of sales of shafts, covers, helical gearboxes, planetary gear boxes, worm gear boxes, and crane duty gear boxes. Values in this market are ‘factory gate’ values, that is the value of goods sold by the manufacturers or creators of the goods, whether to other entities (including downstream manufacturers, wholesalers, distributors, and retailers) or directly to end customers. The value of goods in this market includes related services sold by the creators of the goods.

The market value is defined as the revenues that enterprises gain from the sale of goods and/or services within the specified market and geography through sales, grants, or donations in terms of the currency (in USD unless otherwise specified).

The revenues for a specified geography are consumption values that are revenues generated by organizations in the specified geography within the market, irrespective of where they are produced. It does not include revenues from resales along the supply chain, either further along the supply chain or as part of other products.

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