Breyer classic Johar custom / after market flocked and haired bay
Thought to be by Riegseckers Shipshewana Indiana
Possibly one off OOAK one of a kind

Riegseckers produced a number of flocked Breyer model horses in the 1980s
including a chestnut flocked Johar as part of a horse and buggy set called
Drive on a Sunny Day (Breyer 19841).