Drag reduction system
Driver adjustable bodywork
Drag reduction system
In motor racing, the drag reduction system (DRS) is a form of driver-adjustable bodywork aimed at reducing aerodynamic drag in order to increase top speed and promote overtaking. It is an adjustable rear wing of the car, which moves in response to driver commands. DRS often comes with conditions, such as the requirement in Formula 1 that the pursuing car must be within one second (when both cars cross the detection point) for DRS to be activated. DRS was used in Formula One from 2011 to 2025, with Jenson Button and Andrea Kimi Antonelli being the first and the last to use it, respectively. Additionally, Fernando Alonso and Lance Stroll performed the first and the last successful overtake with DRS, respectively. The use of DRS was an exception to the rule banning any moving parts whose primary purpose is to affect the aerodynamics of the car. The system is also used in the Formula Renault 3.5 from 2012 until it folded in 2017, Deutsche Tourenwagen Masters since 2013, GP2 Series later FIA...
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