The Ferrari 575M Superamerica was an avant-garde convertible adaptation of the 575M Maranello; it featured an electrochromic bottle console roof which rotated 180° (both are assembly car firsts) at the rear to lie collapsed over the boot. The Superamerica acclimated the higher-output tune of the V-12 engine, rated at 533 hp (397 kW; 540 PS) and Ferrari marketed it as the world's fastest convertible, with a top acceleration of 199 mph (320 km/h). The GTC administration amalgamation was optional.A absolute of 559 Superamericas were built; this awkward cardinal followed Enzo Ferrari's aesthetics that there should consistently be one beneath car accessible than what the bazaar is demanding.