23 June 2025, 01:19 PM
According to Fortune Business Insights™, the global aircraft gearbox market size was valued at USD 3,381.5 million in 2024. The market is projected to grow from USD 3,653.7 million in 2025 to USD 6,094.1 million by 2032, exhibiting a compound annual growth rate (CAGR) of 7.58% during the forecast period. North America dominated the aircraft gearbox market with a share of 45.71% in 2024.
The aircraft gearbox market is experiencing robust growth driven by rising demand for lightweight aircraft components, increasing air traffic, and the expansion of commercial and military fleets. Continued technological advancements in materials and manufacturing techniques, such as additive manufacturing and advanced composites, are further accelerating the market. Furthermore, growing investments in fleet modernization, coupled with higher efficiency and performance expectations, are prompting manufacturers to develop more innovative and reliable gearbox systems. North America remains at the forefront of this global market due to its established aerospace infrastructure, R&D strength, and presence of major OEMs.
This information is detailed in the research report titled “Aircraft Gearbox Market Size, Share, Forecast, and 2025–2032.”
List of Key Players Mentioned in the Report:
https://www.fortunebusinessinsights.com/...ket-105541
Segmentation:
Gear Segment Dominated Owing to its Crucial Role in Power Transmission and Engine Optimization
By component, the market is segmented into gear, housing, bearing, and others. The gear segment dominated the market in 2024 due to its essential function in transmitting power from the engine to various aircraft systems. Lightweight, high-precision gears support improved fuel efficiency and engine performance.
The housing segment is also anticipated to witness notable growth, driven by advances in lightweight materials that contribute to overall aircraft weight reduction and increased component durability.
Commercial Segment Led the Market Amid Rising Air Travel Demand
Based on platform, the market is segmented into commercial, civil, and military. The commercial segment held the dominant share in 2024, fueled by increasing airline fleet sizes and global passenger traffic. With 850 million passengers in the U.S. alone in 2023, demand for commercial aircraft—and their gearboxes—continues to rise.
Meanwhile, the military segment is expected to grow significantly, as heightened geopolitical tensions spur defense modernization efforts and procurement of advanced aircraft with robust gearbox requirements.
Accessory Gearbox Segment Dominated Due to Fleet Expansion
By gearbox type, the market is categorized into accessory gearboxes, reduction gearboxes, actuation gearboxes, tail rotor gearboxes, APU gearboxes, and others. The accessory gearbox segment led the market in 2024 due to expanding airline fleets and growing demand for more efficient aircraft systems.
The reduction gearbox segment is expected to grow steadily as it enables efficient engine-propeller coordination, supported by innovations in materials and designs that enhance reliability and longevity.
OEM Segment Led Market Due to Advanced Integration Capabilities
By end-user, the market is segmented into OEM, MRO, and others. The OEM segment dominated in 2024, owing to established supply chain networks and technical integration capabilities. OEMs play a vital role in incorporating new gearbox technologies into next-generation aircraft.
The MRO segment is projected to expand rapidly during the forecast period, driven by the aging global fleet and rising demand for maintenance, repair, and overhaul services.
Information Source:
https://www.fortunebusinessinsights.com/...ket-105541
Drivers and Restraints: Aircraft Gearbox Market
Rising Demand for Lightweight Aircraft Components to Boost Market Growth
With airlines and aircraft manufacturers focusing on efficiency, the demand for lightweight components, including gearboxes, is increasing. Lighter components not only enhance fuel efficiency but also improve performance, reduce emissions, and extend component lifespan. Manufacturers are leveraging advanced materials and design techniques to create high-performance, lightweight gear systems.
Stringent Regulations Pose Challenges to Market Expansion
However, the aircraft gearbox market faces challenges from stringent aerospace regulations. The high costs associated with design, development, and certification of gearboxes can hinder new entrants and slow innovation. Regulatory compliance and safety testing add to the complexity and cost of market participation, acting as a restraint on growth.
The aircraft gearbox market is experiencing robust growth driven by rising demand for lightweight aircraft components, increasing air traffic, and the expansion of commercial and military fleets. Continued technological advancements in materials and manufacturing techniques, such as additive manufacturing and advanced composites, are further accelerating the market. Furthermore, growing investments in fleet modernization, coupled with higher efficiency and performance expectations, are prompting manufacturers to develop more innovative and reliable gearbox systems. North America remains at the forefront of this global market due to its established aerospace infrastructure, R&D strength, and presence of major OEMs.
This information is detailed in the research report titled “Aircraft Gearbox Market Size, Share, Forecast, and 2025–2032.”
List of Key Players Mentioned in the Report:
- Safran (France)
- Liebherr (Switzerland)
- United Technologies Corporation (UTC) (U.S.)
- Rexnord Aerospace (U.S.)
- Triumph Group (U.S.)
- Aero Gear (U.S.)
- CEF Industries Inc. (U.S.)
- The Timken Company (U.S.)
- AAR Corp (U.S.)
- Rolls-Royce plc (U.K.)
- Regal Rexnord (U.S.)
https://www.fortunebusinessinsights.com/...ket-105541
Segmentation:
Gear Segment Dominated Owing to its Crucial Role in Power Transmission and Engine Optimization
By component, the market is segmented into gear, housing, bearing, and others. The gear segment dominated the market in 2024 due to its essential function in transmitting power from the engine to various aircraft systems. Lightweight, high-precision gears support improved fuel efficiency and engine performance.
The housing segment is also anticipated to witness notable growth, driven by advances in lightweight materials that contribute to overall aircraft weight reduction and increased component durability.
Commercial Segment Led the Market Amid Rising Air Travel Demand
Based on platform, the market is segmented into commercial, civil, and military. The commercial segment held the dominant share in 2024, fueled by increasing airline fleet sizes and global passenger traffic. With 850 million passengers in the U.S. alone in 2023, demand for commercial aircraft—and their gearboxes—continues to rise.
Meanwhile, the military segment is expected to grow significantly, as heightened geopolitical tensions spur defense modernization efforts and procurement of advanced aircraft with robust gearbox requirements.
Accessory Gearbox Segment Dominated Due to Fleet Expansion
By gearbox type, the market is categorized into accessory gearboxes, reduction gearboxes, actuation gearboxes, tail rotor gearboxes, APU gearboxes, and others. The accessory gearbox segment led the market in 2024 due to expanding airline fleets and growing demand for more efficient aircraft systems.
The reduction gearbox segment is expected to grow steadily as it enables efficient engine-propeller coordination, supported by innovations in materials and designs that enhance reliability and longevity.
OEM Segment Led Market Due to Advanced Integration Capabilities
By end-user, the market is segmented into OEM, MRO, and others. The OEM segment dominated in 2024, owing to established supply chain networks and technical integration capabilities. OEMs play a vital role in incorporating new gearbox technologies into next-generation aircraft.
The MRO segment is projected to expand rapidly during the forecast period, driven by the aging global fleet and rising demand for maintenance, repair, and overhaul services.
Information Source:
https://www.fortunebusinessinsights.com/...ket-105541
Drivers and Restraints: Aircraft Gearbox Market
Rising Demand for Lightweight Aircraft Components to Boost Market Growth
With airlines and aircraft manufacturers focusing on efficiency, the demand for lightweight components, including gearboxes, is increasing. Lighter components not only enhance fuel efficiency but also improve performance, reduce emissions, and extend component lifespan. Manufacturers are leveraging advanced materials and design techniques to create high-performance, lightweight gear systems.
Stringent Regulations Pose Challenges to Market Expansion
However, the aircraft gearbox market faces challenges from stringent aerospace regulations. The high costs associated with design, development, and certification of gearboxes can hinder new entrants and slow innovation. Regulatory compliance and safety testing add to the complexity and cost of market participation, acting as a restraint on growth.