The aircraft gearbox market was valued at USD 3,381.5 million in 2024 and is expected to grow from USD 3,653.7 million in 2025 to USD 6,094.1 million by 2032, registering a compound annual growth rate (CAGR) of 7.58% during the forecast period. In 2024, North America led the market, accounting for a dominant share of 45.71%.