Romain Grosjean has called upon tyre supplier Pirelli to return to its pre-2014 specification tyres which degraded dramatically quicker than those in use this season. Pirelli introduced high-wear tyres when it returned to the sport, but in anticipation of the new V6 engines, which put higher torque demands through the tyre construction, as well as better car performance, the Italian supplier made their compounds harder across the board. According to Grosjean, that has reduced the difference a driver can make behind the wheel as it takes away a strategic advantage by saving tyres to use later in the race. "It's very different from two or three years ago where your driving style could...
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