There were three manual transmissions and one automatic transmission available. Just as important are additives for oils used inside gearboxes, automatic transmissions, and bearings. Only the 6-speed and automatic transmissions were available. Vehicles equipped with automatic transmissions are not as complex to drive. Manual transmissions generally cost less than automatic transmissions. It was available with either 4- or 5-speed manual transmissions. Sheet silicone is used to manufacture gaskets used in automotive engines, transmissions, and other applications. The automatic transmissions in these cars were also defective. It has the facilities available for manufacturing diesel engines and transmissions. An aerial is required for viewing any broadcast television transmissions. Innovations such as hand brakes, multi-speed transmissions and better steering developed. The 1.8 is available in both manual (5-speed) and automatic (5-speed) transmissions. Examples of manufacturers of high-performance transmissions are General Motors and Ford. Cruise control was only available on cars with automatic transmissions. The gearbox was developed in collaboration with Wiesmann transmissions in California.