As a result, van Gisbergen will carry an unassailable 349-point lead over Red Bull Ampol Racing teammate Jamie Whincup into the season-ending Repco Bathurst 1000.
Van Gisbergen also secured the Beaurepaires Sydney Cup and the $25,000 cash prize.
The 2021 Repco Supercars Championship and Dunlop Series seasons will conclude at the Repco Bathurst 1000.
Every session of the event will be broadcast live on Foxtel (Fox Sports 506) and streamed on Kayo.