BMW Motorrad took the principle of the air-cooled twin-cylinder Boxer engine into the future with the BMW R 1100 RS launched in 1993 it featured four-valve technology, air/oil cooling and advanced digital ignition/injection technology. The completely redeveloped 1100 cc twin-cylinder Boxer engine offered 50% more power compared with the previous twin-valve Boxer with 1,000 cc, with lower petrol consumption. BMW also sprang a surprise with innovative front-wheel suspension known as Telelever. This system featured a high level of suspension and damping comfort along with enormous braking stability.