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Formula 1 has revealed the official language that will be used to explain the technical complexities of its revolutionary 2026 rulebook.

The championship is embarking on what is considered the largest regulation change in its illustrious history for the 2026 campaign, featuring revised car and engine specifications and the compulsory introduction of eco-friendly fuels.

The revised engines, which keep the 1.6-litre V6 turbo hybrid, boast a greatly enhanced energy storage, requiring major innovations in the aero packages.

Over a race distance, pilots will tactically deploy electrical energy – sometimes even hot laps – to extract the optimal performance.

Extensive fan consultation were carried out with a mix of viewers, including long-time followers and newcomers, to determine which phrases would aid comprehension of the main elements of the 2026 changes.

The primary aim was to present a set of intricate new areas of the competition as straightforward as possible for the broadest viewership.

Consequently, initial designations for some systems – such as "x-mode and z-mode" for the moveable wings – have been phased out in favor of descriptive names that succinctly convey the actual function of the innovation.

What's the New Technology?

Regulators explain that competitors will have increased agency to choose strategies regarding battery management, energy recovery, and efficiency.

The upcoming changes introduce a set of functions that will be visually displayed on TV overlays to enhance the fans' insight of the strategic duel.

• Passing Mode: This replaces the present overtaking aid. It provides a short boost of battery power accessible when a driver is close behind the car ahead to execute an pass.
• Power Mode: This is a manual battery discharge from the hybrid system that can be used in offensive or defensive moves. It provides the pilot full engine and battery energy at the click of a switch.

Both of these key functions will have to be used with calculation, as the total energy is capped.

• Active Aerodynamics: Both the nose and rear wings change configuration – spreading on the long straight sections for reduced drag and higher speed, and sealing in the bends for peak grip.
• Energy Harvesting: The system can recharge the energy store with regenerative braking, or during partial power application at the end of straights or in certain corners where only limited engine output is required.

Car Design Evolution

The 2026 cars will be smaller and lighter than this year, with a wheelbase cut by 200mm to 3,400mm, width reduced by 100mm – down to 1,900mm – and the minimum weight lowered by 30kg.

Overall downforce is anticipated to be reduced by approximately fifteen to thirty percent, although constructors will undoubtedly recover some as they develop their cars.

Aerodynamic drag has been reduced by 40%. The cars will employ active aerodynamics – front and rear wings will move on the straight sections to cut resistance and increase straightline speed and return into place for peak handling.

Tyres will keep the current rim size, but the actual tyres will be slimmer, by a quarter-centimetre on the front and 30 millimetres on the rear axle.

2026 Engine Regulations

The 2026 engines will have an approximate 50-50 split in energy output by the petrol engine and the electrical system, up from about 20% electrical under present rules.

The ERS setup is simplified through the removal of the Motor Generator Unit – Heat, the sophisticated and pricey component that harvested power from the turbocharger.

Every car on the grid will be obliged to compete on carbon-neutral fuel, manufactured from organic sources or synthetic industrial processes.