The 2026 Repco Supercars Championship will be the fourth season under the new Gen3 ruleset.

In 2023, the Chevrolet Camaro joined the Ford Mustang on the grid, with the Toyota GR Supra joining the Supercars heavyweights in 2026.

The new cars were designed with an eye on increased road relevance and improved racing.

The Gen3 cars are an evolution from Gen2, although the new cars will feature a greater likeness to their roadgoing counterparts.

From doors, roof, windows and bonnet, Gen3 cars will look the part.

Ford

Right back to the championship's humble beginnings, iconic automotive brand turned global motorsport powerhouse Ford has an boasted a strong presence on the Supercars grid.

In 2026 Red Bull Ampol Racing lead the Blue Oval charge as homologation team, joined by Shell V-Power Racing Team, Tickford Racing, Penrite Racing, Blanchard Racing Team and SCT Motorsport, together they will field 11 S650 Ford Mustang GTs.

The global unveiling of the new-generation Ford Mustang in late 2022 paved the way for the Repco Supercars Championship to be the first motorsport category in the world to debut the S650 Mustang.

Chevrolet

The famed Bowtie returned to Supercars in 2023 with the introduction of the Gen3 Supercar, replacing the retired Holden brand.

Led in 2026 by new homologation squad Team 18, and alongside Erebus Motorsport, Matt Stone Racing and Nulon Racing will field 8 Chevrolet Camaro ZL1-1LEs.

Chevrolet's place on the Supercars grid dates back to 1966, with Norm Beechey entering a Chevrolet Chevy II Nova. From then, a fierce Chevrolet/Ford rivalry dominated Australian motorsport throughout the 1970s.

Toyota GAZOO Racing

Following the historic announcement of global powerhouse manufacturer Toyota joining the Supercars grid back in 2024, the highly-anticipated 2026 season brings the arrivial of the GR Supra Supercar.

Led by homologation team Walkinshaw Andretti United and reigning champion Chaz Mostert, as well as Albury-based Brad Jones Racing, GR enter the 2026 grid with a 5-car field. Can GR ride the wave of Walkinshaw Andretti United's 2025 success and land a blow to in the debut season?