([UIC eNews, Switzerland: Test train with roll compensation increases comfort and speed thanks to new technology, 2013-05-29, Internet](http://www.uic.org/com/article/switzerland-test-train-with-roll?page=thickbox_enews))
The BOMBARDIER* FLEXX* Tronic technology from Bombardier, including roll compensation (WAKO*) and active wheelset steering (AWS*) is characterized by its high reliability and numerous benefits in performance and economy.