The Shay locomotive was the most widely used geared steam locomotive. The locomotives were built to the patents of Ephraim Shay, who has been credited with the popularization of the concept of a geared steam locomotive. KR Models representation of the Shay is a generic 50-ton 2-truck Shay.

Although the design of Ephraim Shay’s early locomotives differed from later ones, there is a clear line of development that joins all Shays. In 1884, they delivered the first 3-cylinder (Class B) Shay.

Class B: three cylinders, two trucks. Weight between 10 and 60 short tons (8.9 and 53.6 long tons; 9.1 and 54.4 t) tons.

The Shay will feature Cast Chassis, working external valve gear and drive shafts. Working directional lamps front and rear.

Limited production run.