To keep the rest of the B-1B fleet flying. This retired Lancer will be subjected to testing on the airframe so that the rest of the fleet can continue flying until 2040.
Seen arriving on a specially designed flatbed from AMARG at Davis Monthan AFB AZ. To be utilized as a full scale fatigue test platform for the rest of the Lancer fleet. So that the AIr Force can continue utilizing the Lancer until 2040.