PCB01 [55 Ton Shay] (Large Scale) [G811X PCB01] $52.69 : Bachmann KRM SHAY HO F C1 The Shay, Canadian Pacific #111 50 Ton 2 Truck Shay Locomotive DCC Fitted HOn3 Scale: PFM United, 2 Truck Shay, CH 1300 On3 Scale: KTM, 13 Ton Shay, w Tsunami DCC & Sound, AY 05 Fn3 Scale (1:20,3): Spectrum 55 Ton 3 Truck Shay, DCC & Sound, FRO 13 HO Scale: PSC # 16782 1, 22 Ton, 2 Truck Shay, Class A, HJF 2169. 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 Shays 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.