5-Rolls-Royce Trent 700 (4%)
EmadIV (Wikimedia Commons)
Rolls-Royce's Trent 700 found on the Airbus A330 will hold a 4% market share over the next decade.
Cory Barnes (Wikimedia Commons)
The highest MRO share of the widebody engines is GE Aviation's GE90-115B, found powering the Boeing 777. It is expected to hold a 10% MRO market share from next year through to 2027.
The growing number of older A320 retirements aren't expected to diminish the amount of aftermarket work generated. The engine is tied joint second for MRO market share over the next 10 years.
Powering every type of Airbus A320 family aircraft, the CFM56-5B is expected to have an 11% market share from 2018 to 2027.
Despite having been in service since 1995, the engine for the Boeing 737NG isn't expected to leave the global fleet anytime soon but will comfortably have the largest MRO market share over the next decadeat 21%.