McLaren will trial an experimental upside-down rear wing during Friday practice at the Austrian Grand Prix, using the part as a test item rather than a race-ready upgrade. The component is part of a small aerodynamic update package for the MCL40, with the team also bringing minor refinements around the rear corners as it looks for incremental gains in the 2026 season.
The concept follows ideas previously seen on Ferrari and Red Bull, with Ferrari first drawing attention to the approach in winter testing and Red Bull later introducing its own version at the Miami Grand Prix. McLaren has not disclosed the details of its design, and the team said it will use the wing only on Friday unless factory analysis supports a return later in the season.
Technical director of applied engineering Neil Houldey said the updates are aimed at finding more performance and gathering data on the new-generation cars. He said Austria has historically suited McLaren and that the team expects its car and driver combination to be competitive at the front again, with Lando Norris and Oscar Piastri set to lead the effort. McLaren is also watching the weather closely, with possible rain seen as an early chance to learn more about the cars in wet conditions.
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