Charles Leclerc suggests drivers will face a career-first challenge with F1’s all-new regulations next season.

Sweeping new chassis and power unit regulations are set to be introduced in what has been billed as the biggest rule change in the category’s near eight-decade history.

Charles Leclerc: Drivers will have to forget what they know about racing

While Formula 1 will retain turbo-hybrid power units, the world championship will see an increased emphasis on electrical energy.

Half of the car’s power will come from the hybrid system as sustainable fuels will be used in the internal combustion engine.

That will be complemented by revised aerodynamic regulations that will do away with ground effect in favour of a return to largely flat floor designs, and moveable wings.

The combinatio

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