Ford F

Ford F-Series (fifth generation) - Wikipedia

The fifth generation of the Ford F-Series is a line of pickup trucks and commercial trucks that were produced by Ford from the 1967 to 1972 model years. Built on the same platform as the fourth generation F-series trucks, the fifth generation had sharper styling lines, a larger cab, and expanded engine options.

https://en.wikipedia.org/wiki/Ford_F-Series_(fifth_generation)

Ford F-Series (sixth generation) - Wikipedia

The sixth generation of the Ford F-Series, also known as the "dentside Ford" to enthusiasts,[2] is a line of pickup trucks and medium-duty commercial trucks that were produced by Ford Motor Company from the 1973 to 1979 model years. Produced by Ford in North America, Argentina, and Australia, this is the third and final generation of trucks derived from the 1965 Ford F-Series.

https://en.wikipedia.org/wiki/Ford_F-Series_(sixth_generation)

Ford F-Series (seventh generation) - Wikipedia

The seventh generation of the Ford F-Series is a range of trucks that was produced by Ford from the 1980 to 1986 model years. The first complete redesign of the F-Series since the 1965 model year, the seventh generation received a completely new chassis and body, distinguished by flatter body panels and a squarer grille. This generation marked several firsts for the model line, including the introduction of the Ford Blue Oval grille emblem, the introduction of a diesel engine to the model line, and a dashboard with a full set of instruments (optional). Conversely, this generation marked the end of the long-running F-100, the Ranger trim, and sealed-beam headlamps. This was also be the final generation of the F-Series produced with the traditional Flareside bed, using separate rear fenders and taillamps, steel sides, and an (optional) wooden floor.

https://en.wikipedia.org/wiki/Ford_F-Series_(seventh_generation)