China Preview: The secrets of DRS set-up

China Preview: The secrets of DRS set-up

With the second-longest straight in F1, the DRS will be a major factor in China this weekend. Edd Straw talks to Force India technical director Andrew Green about its mysteries

On paper, it seems simple enough. Get within a second of your prey, press a button and the DRS rear wing opens. Drag is slashed, top speed is boosted and before you know it you're overtaking move is complete. But like everything in Formula 1, it's not anything like as simple as that.

Even the relatively humble DRS system creates a whole series of setup questions that teams must grapple with each and every grand prix weekend.

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