1970 ~ In limited service (Soviet invasion of Afghanistan)
Soviet Union (export to others as Su-22)
Developed from Sukhoi Su-7
Su-17M3 Fitter-H - based on the revised airframe of the Su-17UM, Su-17 manufactured 1976–1981, Su-22Ms were manufactured 1978–1984. Su-17M/Su-22M/Su-22M3 was the most numerous variant with almost 1,000 built.most numerous variant with almost 1,000 built.
Su-17M4 Fitter-K - Final production version. Su-17M4 was manufactured 1981–1988, Su-22M4 was manufactured 1983–1990.