FIA CAR PRESENTATION SUBMISSIONS

2026 Italian GP F1 upgrades

26 F1 upgrade entries from the FIA Car Presentation Submissions for the 2026 Italian GP, organised by team and car part.

Published document2026.09.04
Reported entries26
Teams with entries10 / 11
Car areas7
TEAM BY TEAM

Reported changes

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McLaren2 items
Rear wingDiffuser & rear edge

Revised rear-wing Straight Mode setting

Revised the deployed flap position, paired with a lower-load lower wing.

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Floor

Minor refinement to floor flow-conditioning elements

Changed add-on elements around the floor.

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Mercedes2 items
Red Bull4 items
Rear suspension

Revised rear-wheel seals

Revised the gaiter between the suspension and wheel-side bodywork.

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Floor

Evaluation of revised bib-edge geometry

A revised edge at the centre of the leading floor section, submitted for planned evaluation.

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Diffuser & rear edge

Revised exhaust-pipe bracket

Trimmed the support bracket.

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Front wing

Revised front-wing endplate vanes

An evaluation specification with a trimmed diveplane.

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Ferrari4 items
Floor

Low-drag floorboard specification

Optimized the forward board elements and reduced the vertical elements to one.

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Bodywork & cooling

Shorter mirror stays

Revised the vertical stay and its connection to the sidepod.

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Rear suspension

Rear brake-duct winglets removed

Reduced the winglets around the rear wheels.

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Diffuser & rear edge

Revised rear winglets

Added a slot to the central winglet and trimmed the side winglets.

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Williams3 items
Bodywork & cooling

Vertical fences added around the halo

Geometry intended to alter the pressure distribution around the cockpit.

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Racing Bulls2 items
Rear wing

Updated Straight Mode mechanism

Increased flap travel on the new rear wing.

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Diffuser & rear edge

Updated exhaust pipe and support

Revised the exhaust-pipe position and bracket cross-section.

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Aston Martin2 items
Front suspension

Revised front-suspension fairing

Revised the external fairing of one suspension member.

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Floor

Revised floor edge ahead of the rear wheel

Updated floor geometry immediately ahead of the rear wheel.

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Haas3 items
FloorDiffuser & rear edge

Updated floor and diffuser

Revisions include the expansion section and side geometry.

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Bodywork & cooling

New sidepods and cover

Updated the rear-body taper, slim roll hoop and engine cover.

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Rear suspension

Rear-wheel components adapted to the new floor

Readjusted the suspension fairings and wheel-drum deflectors.

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Alpine2 items
Front wing

Redesigned front-wing endplate vanes

Revised the flow-conditioning vanes on the footplate.

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Rear wing

Rear Straight Mode pod cover removed

Revised the central rear-wing section for lower drag.

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Cadillac2 items
Floor

Updated forward floorboard support

Revised support geometry with a higher outboard mounting point.

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Diffuser & rear edge

Vane added to the diffuser

Added a small vertical vane on the inner trailing edge of the outer wall.

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