High load circuits on calendar Most read LIVE: 2025 F1 Austrian Grand Prix - Free Practice 1 Ferrari roll out major upgrade as McLaren introduce significant development Max Verstappen without right-hand man for first time in Red Bull career Start time for the 2025 F1 Austrian GP - Time schedule Lewis Hamilton plotting Ferrari renewal with former Mercedes F1 ally Helmut Marko stunned after Christian Horner comment: 'I was surprised'