What Ford Model car has the same parts as Thunderbird 4 door 1969?

There isn't a Ford model that shares the *same* parts as a 1969 Ford Thunderbird four-door. The 1969 Thunderbird four-door was a unique body style within the Ford lineup. While some parts might be *similar* to other Ford vehicles of the era (especially mechanical components like engines and transmissions), the body panels, chassis, and many other parts were specific to that model.