The Dubonnet suspension was licensed to Alfa Romeo and Simca and sold to General Motors, which marketed it as Knee-Action suspension. The sealed coil springs were leak-prone and wildly expensive to repair, however, and the technology never made it into post-war cars.

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Automobile

An automobile is a wheeled motor vehicle used for transportation. Most definitions of car say they run primarily on roads, seat one to eight people, have four tires, and mainly transport people rather than goods.
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