Chestnut with 4 stockings and a blaze. Typically models in the 1970's had tan hooves, after that they were grey. Released in the Classic Arabian Family Set #3055 from 1973-1991, and included the Classic Arabian Mare, Stallion and Foal.
The Classic Arabian Family set was available through Sears from 1973-1979 and 1982-1983, through Montgomery Ward in 1976 and 1978, and through JC Penney in 1976.