Alpine Alpenglow

The Alpine Alpenglow Hy4 is a hydrogen-powered concept car from French automaker Alpine, unveiled in October 2022.

In 2024, an LMDh prototype will take the start of the 24 Hours of Le Mans.

Presentation
The Alpenglow was announced by Alpine on October 13, 2022 at 9 a.m. through an image on the web. It was then presented on 17 October at the 2022 Paris Motor Show.

An updated fully-functional version of the Alpenglow, now named the Alpenglow Hy4, was unveiled on 13 May 2024 at the 2024 6 Hours of Spa-Francorchamps; it is described by Alpine as a "rolling lab designed as a racing car". The car is expected to make a number of demo runs at the 2024 24 Hours of Le Mans.

Powertrain
In its initial specification, the Alpenglow has a V8 engine running on a dihydrogen fuel cell designed by the British company Gibson Technology. This block develops a power of 880 hp.

The fully-functional Alpenglow Hy4 is powered by a 2.0 L turbocharged I4 developing 340 hp.