"The plane is totally out of control, it's going to be over $4 billion", Trump said in December.
"Following the award of the contract to purchase two commercial 747-8 aircraft, this contract award is committed to working with Boeing to ensure the [Presidential Airlift Recapitalization] program meets the presidential airlift mission requirements", Maj.
The design deal worth $600 million and awarded to Boeing stipulates the defense and aerospace giant will modify the planes' communications systems, electrical circuits, install a medical facility, create an executive suite, and add defense and autonomous ground operations capabilities, the service said in a statement.
The announcement came late September 12 from the Secretary of the Air Force.
Boeing has submitted a proposal to the U.S. Air Force to provide up to 84 MH-139 helicopters to protect the country's intercontinental ballistic missiles and for domestic military transport needs.
The decision will send an eventual 12 new tankers to Seymour Johnson, allowing the 916th Air Refueling Wing to modernize its current fleet of KC-135R aircraft. After the initial design is completed, the Air Force is expected to award another contract modification next summer that will involve more detailed design, actual modification of the aircraft, tests and delivery of the planes.
In January, Defense Secretary James MattisJames Norman MattisAir Force awards 0M contract for initial Air Force One design The US and Europe demonstrating unity on energy security Defense chief visiting US nuclear base amid tensions with N. Korea MORE ordered a review of the program to find cost-saving measures.
Pending contract delivery schedule Boeing expects to begin delivery of the KC-46A in fiscal year 2020.