Explore the 2025 GR GT Prototype in Forza Horizon 6

Performance & Specifications

In Forza Horizon 6, the GR GT Prototype sits in the S1 class, designed with an “aerodynamics first” approach. Players will notice its active aero features moving dynamically during gameplay.

• Powertrain: 4.0L twin-turbo V8 paired with a single-motor hybrid system
• Output: ~642 hp (479 kW) and 627 ft·lb (850 N·m) of torque
• Top Speed: Over 199 mph (320 km/h)
• Weight: 3,858 lb (1,750 kg), with an all-aluminum space frame chassis
• Transmission: 8-speed automatic, featuring a wet-start clutch and mechanical limited-slip differential

This combination makes the GR GT feel like a real supercar on the track, with tight handling, explosive acceleration, and top-end speed that will make every player grin.

Key Features in Forza Horizon 6

• Cover Debut: Forza Horizon 6 marks the first time a Horizon game has two cars from a single parent company—GR GT Prototype and the 2025 Toyota Land Cruiser—on its cover.
• Early Access: Players with the Premium Edition can start driving the GR GT as early as May 15, 2026.
• Customization: While the promotional model appears in red as a nod to the Japanese flag, the car can be fully customized. Use Forza Aero parts and window liveries to make it truly yours.
• Achievement: A fun in-game challenge has players park the GR GT Prototype at a Car Meet to unlock a special achievement.

Real-World Context

The GR GT Prototype is Toyota’s concept for its next flagship supercar under the GR marque, with production expected to begin in 2027. It was developed alongside a GT3 racing variant, making it a perfect fit for the adrenaline-fueled gameplay of Forza Horizon 6. Its appearance in the game marks its official video game debut, letting players experience a cutting-edge supercar before it hits real roads.

Whether you’re chasing speed, mastering corners, or just showing off your ride at a Car Meet, the 2025 GR GT Prototype is a must-drive in Forza Horizon 6. Its mix of performance, style, and customization makes it one of the most exciting cars to hit the Horizon festival in years.