Its first cars, the Aria and the Shahin, were based on AMC's compact 1966 Rambler American and were launched in 1967.

After having developed a reputation for reliability problems, the Royale was replaced on the Iranian production lines by the Buick Skylark ("Buick Iran"), Cadillac Seville ("Cadillac Iran") and Chevrolet Nova, along with a Chevrolet pick-up truck.

Afterward, Pars Khodro switched to the manufacture of the Nissan Patrol and pickups under licence.

[4] SAIPA is a fellow Iranian manufacturer who had been making the car since 1976 as a replacement for the Iranian-built Citroën Dyane.

Nissan models include the Maxima, Roniz (Xterra), Teana, Patrol, and Safari.