they simply change the headlight/taillight configuration One example of this: the exaggerated "tail fins"[0] that characterized late-1950s American sedans star

they simply change the headlight/taillight configuration One example of this: the exaggerated "tail fins"[0] that characterized late-1950s American sedans started small, then grew almost annually for a decade. [0] https://en.wikipedia.org/wiki/Car_tailfin https://en.wikipedia.org/wiki/Car_tailfin