Floor Pan Brace: 55-57 Chevrolet 2 Door Hardtop Rear Seat Support (ea)This floor pan brace is designed exclusively for 2 door hardtop models, providing essential support beneath the rear seat floor. The left hand side corresponds to the drivers side in the USA. Available by special order with an average lead time of 2 to 3 weeks. Due to the extensive variety of floor sections, braces, patch panels, and fuller sections for 1955 57 Chevrolets stocked in Australia, availability varies. Our planned bulk air shipments ensure