The deal, with the private equity firm Thoma Bravo, will help the struggling aerospace manufacturer pay down debt and streamline its operations.

The all-cash transaction with Thoma Bravo includes ForeFlight and Jeppeson, and is expected to close later this year.

Boeing ( NYSE: BA) announced Tuesday it reached a definitive agreement to sell significant portions of its Digital Aviation Solutions business to private equity firm Thoma Bravo for $10.55 billion in cash. The transaction includes high-profile aviation technology assets such as Jeppesen, ForeFlight, AerData and OzRunways.