The 2017 Pirelli World Challenge was the 28th running of the Pirelli World Challenge. ÃÂlvaro Parente was the defending champion in the highest class, the GT class. It was the first season sanctioned by the United States Auto Club, after being under Sports Car Club of America sanctioning for the previous 27 seasons.
The calendar was revealed on 13 October 2016. The season comprised eleven rounds, with several rounds in support of the IndyCar Series. All tracks from the previous season returned on the schedule except for Barber Motorsports Park, which was replaced by Virginia International Raceway.
Championship points were awarded for the first twenty positions in each race. The pole-sitter also received one point with the exception of the GTA and GTSA classes. Entries were required to complete 50% of the winning car's race distance in order to be classified and earn points.
Only those manufacturers who are SCCA Pro Racing corporate members were eligible to receive points toward the Manufacturers' championship. Points were awarded based on finishing positions as shown in the chart below. Only the highest finishing car of each eligible manufacturer earned points for its finishing position.