Lima GS-4

Built by Lima

Weight

215 t

473,993 lb

Track gauge

1,435 mm

Standard gauge

Axle arrangement

2’D2’ h2

Overview of the Lima GS-4

Discover the iconic GS-4 steam locomotive, a true legend of American railroading.

This powerful 4-8-4 engine, also known by its UIC classification 2’D2’ h2, boasts a build from Lima and operates on standard gauge 1435 mm tracks.

Renowned for its service with the Southern Pacific Transportation Company as the SP GS-4 and later for the American Freedom Train Foundation as AFTX GS-4, this locomotive represents a significant piece of railway history.

With a substantial weight of 215 tonnes and a tractive effort of 288 kN, the GS-4 is a testament to the engineering prowess of its era.

Explore the majesty of this classic steam locomotive, a symbol of speed, power, and American heritage on the rails.

Lima GS-4 technical specifications

	Value	Imperial / US
Built by	Lima
Tractive effort	288 kN64,745 lbf	64,745 lbf
Track gauge	1,435 mmStandard gauge4 ft 8½ in	4 ft 8½ in
UIC axle arrangement	2’D2’ h2
Whyte notation	4-8-4
Weight	215 t473,993 lb	473,993 lb