Mercedes Installed New Upgrade Package for Malaysia
The team introduced modifications to the W17 car to improve performance at the upcoming Malaysian Grand Prix.
Updated on Oct. 1, 2026 in Motorsports

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Mercedes has fitted its W17 race car with a significant upgrade package ahead of the Malaysian Grand Prix. The team implemented changes to the sidepods, underbody, and rear of the vehicle to regain competitiveness on challenging circuits.
Why it matters
The team aims to return to the front of the pack by improving the car for specific circuit types. These modifications are intended to build upon the team's existing straight-line speed by enhancing overall aerodynamic efficiency.
Mercedes has recorded a consistent performance gain of 0.5 seconds found in wind tunnel testing every two months. While some speculated on a potential 1-second performance jump, driver George Russell has explicitly denied such a large gain.
The players
Mercedes
Mercedes is a prominent Formula One constructor based in Brackley.
George Russell
George Russell is a professional racing driver for the Mercedes team.
James Allison
James Allison serves as a senior technical leader responsible for overseeing performance development.
The details
The development effort centered on refining the sidepods, underbody, and rear bodywork of the W17 to better handle technical track layouts. Engineers developed these components at the team's Brackley headquarters to maintain the car's low-drag characteristics in straight lines.
Timeline
May 2026: Mercedes introduced their last major upgrade package.
Summer break 2026: James Allison provided performance improvement estimates.
October 2026: Mercedes introduces new upgrade package in Malaysia.
Season Trajectory
This mid-season technical pivot represents Mercedes' latest attempt to close the gap at the front of the field after the significant performance push at the 2026 Canadian Grand Prix. The modifications are critical for maintaining the team's competitive standing against rivals during the final stretch of the 2026 championship.
The introduction of these parts will dictate the team's qualifying potential and race-day pace in Sepang. Fans and fantasy players should monitor the performance delta provided by the modified underbody compared to previous event weekends.
The takeaway
Aerodynamic updates are often the primary tool teams use to shift their performance baseline mid-season. Readers should note that track-side reality often diverges from the theoretical gains identified in wind tunnel simulations.
Further reading
For more on the current championship standing and technical developments, visit Motorsports.
Source note: This article includes information reported by RacingNews365.
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