Avelia Stream

Avelia Stream is a product family of rolling stock manufacturer Alstom that bundles its single deck high-speed passenger trains with distributed traction and conventional bogies. It is part of Avelia, the high-speed product line of Alstom. Its variants have top operating speeds of between and.

Models

Since 2024, the Avelia Stream family is the union of two different product families:

New Pendolino, a class of high-speed built by Alstom Ferroviaria for Trenitalia and Cisalpino, and with option of tilting.
Certain models of the Zefiro family, namely Zefiro 250, Zefiro 380 and Zefiro Express, designed by Bombardier Transportation. The Zefiro 250 has a top operating speed of and is for the moment wholly manufactured in China. The Zefiro 380 has a top operating speed of.Zefiro Express is renamed to Avelia Stream Nordic for its version running in Sweden, which received a 2025 Red Dot Design Award.
History

In August 2025, Virgin and Alstom entered a binding agreement to supply 12 Avelia Stream sets for Virgin's High Speed 1 and Channel Tunnel bid. Rail experts expected these train sets to be a non-tilting variant of the New Pendolino product line.