After a long wait since Canada in May, Mercedes has finally introduced a major upgrade package for their F1 car. The first sighting appeared in the Sepang paddock ahead of practice day for the Bahrain Grand Prix in Malaysia. This move signals the team's serious effort to strengthen their dominance for the rest of the season.
Performance Context and Need for Upgrade
With already impressive performance, Mercedes arguably didn't need a major upgrade. However, rivals like Red Bull Racing and Ferrari are closing in. Last weekend's win in Azerbaijan showed Mercedes can still deliver under pressure. This upgrade is not just about performance gains; it's about ensuring a deep understanding of the ground-effect regulations that troubled the team from 2022 to 2025.
Technical Details of the Upgrade
Changes cover almost all body surfaces except the front and rear wings. The bargeboard area sees the addition of a vertical element to manage front-wheel wake turbulence. The support stay profile has also been revised to better align with airflow in that region. Additionally, the sidepod and engine cover have been modified to move the cross-sectional area forward, reducing blockage ahead of the rear tyres. Overall, the upgrade is expected to be worth around 0.3 seconds per lap.

Potential Impact on Track
If the 0.3-second gain is real, Mercedes could become even harder to catch. Other teams will be hoping it's a mirage. But with Mercedes' resources and expertise, this upgrade could be a game-changer in the title fight. We'll see its effect in practice and qualifying at Sepang.
Reported by The-Race, pitlane observations reveal significant changes. This proves Mercedes is not standing still and continues to innovate. Fans are eager to see how this package performs on track.



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