2. Ford F Series
The Ford F Series has, by a wide margin, been the American auto giant's biggest success ever. Ford F Series, a pick-up truck, has been the largest selling vehicle in the United States for 23 years.
In 11 generations of changes and improvements, the vehicle has sold more than 29 million (2.9 crore) units in the 50 years of being around.
Image: A New 2006 Ford F-150 pickup truck sits in a showroom at Niles, Illinois. Photograph: Tim Boyle/Getty Images
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