Market Overview
Aircraft gears are critical mechanical components that transmit torque and motion within engines, gearboxes, accessory drives, and retractable landing gear systems. The global market is estimated at USD 6.85 billion in 2025 and is forecast to grow at 8.55% annually through the forecast horizon. Demand is anchored by sustained commercial aviation recovery and ongoing fleet renewal programs among major carriers.
- •Estimated 2025 market value: USD 6.85 billion
- •Forecast CAGR: 8.55% from 2025 onward
- •Demand spans civil aviation, military aviation, and rotorcraft platforms
Growth Drivers
Rising global air passenger traffic is driving OEMs to accelerate narrow-body and wide-body production, which directly translates into higher gear consumption per airframe. Defense procurement programs in the U.S., Europe, and Asia are simultaneously boosting demand for hardened gears suited to fighter and transport aircraft. Replacement and aftermarket activity also contributes meaningfully, since landing gear overhaul cycles occur multiple times over an aircraft's operational life.
- •Expanding commercial aircraft order books from Boeing, Airbus, and Embraer
- •Increased defense spending on next-generation fighter and trainer platforms
- •Aftermarket MRO cycles generating recurring gear replacement demand
Segmentation and Regional Analysis
By application, the market splits into engine gears, transmission and gearbox gears, accessory drive gears, and landing gear components, with landing gear representing the largest revenue contributor. End-use segments include commercial aviation, military aviation, business jets, and helicopters. North America leads on the back of dominant OEMs and a dense MRO network, while Asia-Pacific is the fastest-growing region due to fleet expansion in China and India.
- •Landing gear assemblies represent the largest application segment
- •North America holds the leading regional share
- •Asia-Pacific is the fastest-growing regional market
Trends and Outlook
What are the recent trends and outlook?
Adoption of powder-metallurgy and additive-manufacturing techniques is enabling lighter, stronger gears with reduced part counts, supporting fuel-efficiency targets. Electric and hybrid-electric propulsion programs are also creating new requirements for high-torque-density gearboxes. With sustained air traffic growth and defense modernization, the market is positioned to nearly double in value over the forecast period.
- •Additive manufacturing is reducing gear weight and lead times
- •Hybrid and electric propulsion is opening new gearbox design opportunities
- •Long-term outlook remains strongly positive through the forecast horizon
Key Companies and Developments
Named companies and quantified developments shaping the Aircraft Gears Market market.
- •Boeing - Boeing delivered 600 commercial aircraft for the full year 2025 and accumulated 1,167 gross orders.
- •Airbus - Airbus delivered 793 commercial aircraft for full-year 2025, consisting of 607 A320neo-family aircraft, 93 A220s, 57 A350s, and 36 A330s.
- •Aerospace and Aviation Industry Bearing Market - The Aerospace and Aviation Industry Bearing Market was valued at USD 4.75 Billion in 2025 and is projected to reach USD 8.11 Billion by 2035.
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Connect to an analyst →Market size and forecast are Claight Analysis, informed by public research and industry data. Historical years before 2025 and all forecast years are Claight estimates at the stated CAGR. Retrieved 2026.