Narrowbody maintenance will head up demand in the Asia-Pacific region from this year through to 2031, Aviation Week data forecasts. Leading the way will be Airbus A320 aircraft, which are projected to account for more than $19 billion in MRO spending from 2022-31. 

Following will be the Boeing 737-800, which will account for the $17.2 billion.

The rest of the top five by MRO spend will be comprised of widebody aircraft types: the 777-300ER, A330-300 and A350-900.

Source: Aviation Week Intelligence Network Commercial Aviation 2022 Fleet & MRO Forecast