European plane-maker Airbus will take over parts of Spirit AeroSystems as it and Boeing carve up the key supplier in an effort to improve production quality.

Airbus SE agreed to take over some assets and sites from Spirit AeroSystems Holdings Inc., clearing the way for the struggling US aerospace supplier to be acquired back by its former parent Boeing Co.

Airframe builder Spirit AeroSystems and Airbus SE announced their long-expected agreement to transfer ownership of certain operations to Airbus, easing the way for Spirit to