The Mercury Grand Marquis is a full-size sedan produced over several generations, renowned for its spacious interior and classic American luxury styling. Introduced by Mercury as a premium counterpart to the Ford Crown Victoria, it featured rear-wheel-drive architecture and a V8 engine, maintaining consistent size and comfort across its lifespan. The model saw minor design updates but largely preserved its traditional large sedan dimensions, making it a favorite for those seeking comfort and space. Today, the Grand Marquis remains an icon of American automotive design, appreciated for its roomy cabin and smooth ride.