Between 1884 and 1901 some 165 G 4.1 locomotives were delivered; in addition there were numerous conversions of locomotives which originally had a 10 bar boiler pressure.
Es wurden zwischen 1884 und 1901 etwa 165 G 4.1 geliefert, dazu kamen zahlreiche Umbauten von Lokomotiven mit ursprünglich 10 bar Kesseldruck.