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F1 has unveiled the simplified terminology that will be used to reference the intricate details of its upcoming 2026 regulations.

The championship is embarking on what is considered the largest technical shift in its long history starting in 2026, featuring revised car and engine specifications and the required adoption of eco-friendly fuels.

The updated 1.6-litre V6 turbo hybrids, which retain the 1.6-litre V6 turbo hybrid, boast a substantially higher electrical capacity, requiring significant developments in the cars' aerodynamics.

During grand prix events, competitors will strategically manage battery power – potentially on hot laps – to secure the peak performance.

Extensive fan consultation were conducted with a wide range of fans, including long-time followers and newcomers, to determine which terms would aid comprehension of the central aspects of the 2026 changes.

The key objective was to make a series of complex new areas of the racing as accessible as possible for the global fanbase.

Consequently, older technical labels for certain devices – such as "x-mode and z-mode" for the adjustable aero – have been discarded in preference for straightforward terms that directly explain the actual function of the innovation.

Key Technical Innovations

Regulators explain that competitors will have more power to make decisions regarding energy deployment, energy recovery, and conservation.

The 2026 rules feature a series of modes that will be clearly indicated on television graphics to improve the audience's understanding of the race battle.

• Overtake Mode: This supersedes the present overtaking aid. It provides a short boost of battery power deployable when a competitor is within one second the leading car to assist with an overtake.
• Power Mode: This is a manual power boost from the hybrid system that can be utilized during attack or defence. It delivers the driver maximum power at the activation of a control.

Both of these strategic tools will have to be managed carefully, as the total energy is restricted.

• Active Aero: Both the front and rear wings change configuration – opening on the high-speed sections for reduced drag and top speed, and angling down in the turns for optimal cornering performance.
• Energy Harvesting: The system can recharge the energy store with energy harvested under 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 next-generation machines will be smaller and lighter than this year, with a car length cut by 200mm to 3,400mm, car width cut by 100mm – down to 1,900mm – and the car weight reduced by 30kg.

Overall downforce is expected to drop by approximately 15-30%, although constructors will undoubtedly recover some as they refine their designs.

Aerodynamic drag has been cut by 40%. The vehicles will feature adjustable aero systems – both wings will adjust on the straights to improve speed and enhance velocity and click back into place for peak handling.

Wheels will keep 18-inch rims, but the actual tyres will be narrower, by 25 millimetres on the front axle and 30mm at the rear.

What's Changing in the Engines?

The new power units will have an roughly half-and-half distribution in horsepower generated by the petrol engine and the battery and motor, a rise from about 20% battery contribution this year.

The hybrid system is simplified through the removal of the complex turbo energy recovery device, the sophisticated and pricey component that recovered energy from the turbocharger.

All vehicles will be mandated to operate on 100% sustainable fuel, produced using organic sources or synthetic production methods.