Bay pinto with black points, 4 stockings or all black legs, grey hooves and a solid face. Released as a single model #9035 from 1985-1988.
In 1985, this model was released in a Sears Exclusive Set #49C21057 that included the Unicorn, Bay Clydesdale, Bay Pinto Quarter Horse, Black Appaloosa Quarter Horse, and Palomino Saddlebred (though the Morgan was mentioned, it wasn't pictured, assuming that was a typo).
In 1986, the Bitsy Breyer Stable Set #671-2509 was available through JC Penney. The set included a Bay Morgan, Bay Pinto Quarter Horse, Bitsy Breyer doll with English tack, and a vinyl stable with play area that converted to a carrying case.