The 2½ Liter Sport-Cabriolet is a rear wheel drive convertible/cabriolet road car with a front mounted engine, sold by Adler.
It is powered by a naturally aspirated engine of 2.5 litre capacity. This powerplant features 6 cylinder layout, and 2 valves per cylinder. It develops 57 bhp (58 PS/43 kW) of power.
Power is transferred to the wheels through a 4 speed manual gearbox.
Full specs