Cadillac's huge-tastic convertible

So-called "suicide doors" -- GM prefers to call them "French-style" -- are a common feature on concept cars but rarely make it into production models.

In this case, the arrangement makes sense since, without a roof, the car has no need of the center pillar. Rear-hinged back doors have been used on a few classic convertibles like the Lincoln Continental of the early 1960s.

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