 The Audi Type SS (Zwickau) was one of these.The 5,130 cc straight 8 engine developed a maximum output at 3,000 rpm, which was relayed using a four-speed transmission through to the rear wheels and converted into a claimed top speed of 110 km/h (68 mph).The car had two leaf-sprung solid axles and hydraulically controlled brakes which operated on all four wheels.