Prix Dollar in 1957, and extended to 2,250 metres in 1958. It reverted to 2,000 metres in 1960, and was held at Chantilly in 1965 and 1966. A new distance of 1,950 metres was introduced in 1969. The Prix Dollar was run at Chantilly's Prix du Jockey Club meeting over 2,000 metres in 1986. It was switched to Longchamp's late September fixture in 1987. It was opened to three-year-olds and moved to the Saturday of Prix de l'Arc de Triomphe weekend in 1988. The latter race is traditionally held on the first Sunday of October. Prix Dollar The Prix Dollar is a
Prix du Jockey Club Club was staged at Longchamp in 1941 and 1942, and at Le Tremblay over 2,300 metres in 1943 and 1944. It returned to Longchamp for the following three years, and on the second occasion it was opened to foreign participants. The present system of race grading was introduced in 1971, and the Prix du Jockey Club was classed at the highest level, Group 1. The first foreign-trained horse to win was Assert in 1982. The distance was shortened to 2,100 metres in 2005. Nine winners of the Prix du Jockey Club have subsequently won the Prix de l'Arc de Triomphe.