The season featured six rounds lasting three hours each, starting on 14 April at Monza and ended in October at Navarra. An improved support package was added with the British Formula 3 Championship and Blancpain Revival Series was present at selected rounds and the Lamborghini Blancpain Super Trofeo was present at all events.
The season began on 14 April at Monza and ended on 29 September in Barcelona. The season featured five rounds, with each race lasting for a duration of three hours besides the 24 Hours of Spa and the 1000 km Paul Ricard events.
The season began on 4 May at Brands Hatch and ended on 8 September at the Hungaroring. It was the first season of the unification of GT3 sprint series across the globe under the World Challenge name.
GT America - североамериканская спринт-серия для пилотов преимущественно «бронзового» рейтинга, выступающих в одиночку. Регламент предусматривает две 40-минутные гонки за уик-энд без обязательных пит-стопов и смены экипажа.
WheelsAge.org '2005–pr.