Polyphony Digital has officially announced Gran Turismo 7 Spec IV, a major free update arriving in two parts in October and December 2026 with two circuits, 12 new cars and several new ways to race. Revealed during PlayStation’s September State of Play, Spec IV will kick off Gran Turismo’s celebrations ahead of the series’ 30th anniversary in 2027. Polyphony Digital president Kazunori Yamauchi says the amount of content planned is large enough that the update has been split into two separate releases. The first part arrives in October 2026, followed by the second in December. More details, including the identity of the 12 cars, will be revealed during the Gran Turismo World Series event in Singapore on October 3. Sportsland SUGO arrives in October The first confirmed circuit is Sportsland SUGO, the Japanese motorsport venue that has frequently appeared on Gran Turismo community wish lists but has never previously been available in the series. SUGO will arrive with the October portion of Spec IV. Located in Miyagi Prefecture, the circuit is known for its elevation changes, flowing sequence of corners and distinctive Dunlop bridge. Its inclusion gives Gran Turismo 7 another modern Japanese racing venue and confirms one of the circuits that had been widely discussed by the community ahead of the State of Play. Other rumoured tracks, including Twin Ring Motegi, have not been announced as part of Spec IV at this stage. Autumn Ring finally returns to Gran Turismo The December update will bring back Autumn Ring, one of Gran Turismo’s original fictional circuits. Autumn Ring first appeared in the original Gran Turismo and became a recurring part of the series before disappearing from more recent entries. Its return to Gran Turismo 7 continues Polyphony’s gradual revival of classic fictional locations alongside tracks such as Trial Mountain, Deep