The SM Espace built by Heuliez featured a two-part folding roof. This roof, made up of slats, was designed to slide sideways into the central spine to create a targa-type vehicle. The other advantage of this technology was that the spine was an integral part of the roof, thus avoiding the need to reinforce the structure of the SM in order to maintain its original stiffness. Two examples were built.

Story by Citroën Communication