Ricciardo, who was Red Bull's third driver after his McLaren exit, was drafted in at Red Bull's sister team to replace Nyck de Vries from Hungary.
In his two races before the summer break the 34-year-old Australian has shown he has regained his competitive edge, outqualifying team-mate Yuki Tsunoda in Hungary and in Spa's sprint shootout. A deleted lap time in Belgian Grand Prix qualifying cost him a shot at reaching Q2.
