777-9 Rework Affects ~30 Jets—Planned Design Incorporation, Not a New Failure, as Certification Progress Continues
Boeing says planned change incorporation from the 777-9 rework programme is affecting roughly 30 jets, but it frames the work as a planned design update rather than a fresh failure. Certification progress continues, yet the 2027 delivery timeline remains tightly constrained by rework and certification milestones.