Variable gauge systems allow railway vehicles to travel between two railways with different track gauges. Vehicles are equipped with variable gauge axles. The gauge is altered by driving the train thr
Variable gauge axle DR III for 1,435 mm (4 ft 8+1⁄2 in) and 1,524 mm (5 ft) gauge, developed in 1957
A Talgo gauge changing system in Lleida, Spain
The Japanese third-generation GCT "Gauge Change Train" EMU on a test run in November 2014
The first-generation "Gauge Change Train" EMU in May 2003
The Gauge Change Train was a Japanese research and development project launched in 1994 to create a high-speed train equipped with variable-gauge axles, enabling through operation between the 1,435 mm
Variable gauge
…Dual couplings Gauge Change Train (Japan) Interoperability…
The second-generation set undergoing testing on the Yosan Line in Shikoku in September 2012
One car of the first-generation set stored at Tadotsu Works in July 2008