Why McLaren has been coy about introducing its rotating F1 rear wing

McLaren will race its version of the so-called ‘Macarena’ rear-wing concept – but not until an unspecified point in the future, according to team principal Andrea Stella.

It’s understood that the reason for not rushing to race the new rear wing is not linked to Red Bull’s well-documented issues with its similar design. Instead, McLaren is being cautiously pragmatic, since the rotating rear wing adds to the complexities of managing car behaviour as it moves in and out of Straight Line Mode (SLM).

McLaren planned to test its new wing in Austria but made a late decision to abandon the evaluation. It then waited unt