News/ Motorsport/ F1 in Flex: FIA Reviews McLaren's "Mini-DRS" Rear Wing Design

F1 in Flex: FIA Reviews McLaren's "Mini-DRS" Rear Wing Design

The world of Formula One is abuzz with controversy concerning a potential loophole in rear wing design. The spotlight is on McLaren's innovative rear wing, nicknamed "mini-DRS" by fans, which appears to flex at high speeds, offering an aerodynamic advantage.

Onboard footage from the Azerbaijan Grand Prix revealed the top element of McLaren's rear wing rotating backwards on straights. This seemingly intentional flex could be widening the gap between the wing elements, mimicking the Drag Reduction System (DRS) and boosting top speed.

This ingenious design has drawn scrutiny from rival teams, prompting calls for clarification on flexing wing regulations. The FIA, Formula One's governing body, has responded by announcing a review of data and evidence gathered from the Azerbaijan race.

While the McLaren wing passed mandatory deflection tests in the pit lane, the debate hinges on the intention behind the design. FIA's guidelines, outlined in Technical Directive 34 (TD34), explicitly state that wings cannot be designed to flex in a way that alters their aerodynamic properties during a race. The directive specifies that designs influenced by "secondary parameters" like temperature or aerodynamic load wouldn't be considered legal.

Team bosses across the paddock are keenly watching the situation, urging the FIA for a definitive ruling on acceptable levels of flexing. As one team boss stated to Motorsport.com, "The regulations are clear: the component cannot be designed to flex." They further emphasized the need for a clear line between acceptable and unacceptable flexing to prevent an "extremities be exploited" scenario.

Although McLaren is currently at the center of the controversy, it's believed other teams might also be exploring similar flexing wing designs. Interestingly, McLaren's rear wing was shrouded during car assembly in the Singapore pit lane, likely unrelated to the flexing concerns and more for a planned livery launch.

The FIA's decision on McLaren's "mini-DRS" will have a significant impact on the future of rear wing design in Formula One. Will the governing body maintain the status quo or introduce stricter regulations to prevent the exploitation of this potential loophole? Only time will tell.

TopGear Magazine June 2024