Development prototype

Toyota GR GT

A front-engine hybrid supercar developed for both road and circuit driving.

Specifications and plans

Published figures retain their announced, prototype or target status.

Powertrain

Engine: 3,998 cc twin-turbo V8; hot-V layout; dry sumpPrototype / development target · source
Bore × stroke: 87.5 × 83.1 mmPrototype specification · source
Hybrid system: One motor integrated into the rear transaxlePrototype / development target · source
Layout: Front mid-engine; rear-wheel drivePrototype / development target · source
Transmission: 8-speed automatic; wet start clutchPrototype / development target · source
Differential: Mechanical limited-slip rear differentialPrototype / development target · source
System output / torque: At least 650 PS / at least 850 NmPrototype / development target · source
Top speed: At least 320 km/hPrototype / development target · source

Dimensions and weight

Length / width / height: 4,820 / 2,000 / 1,195 mmPreliminary specification · source
Wheelbase: 2,725 mmPreliminary specification · source
Seating: TwoPreliminary specification · source
Vehicle weight: 1,750 kg or less; development targetPreliminary specification · source
Weight distribution: 45:55 front/rearPreliminary specification · source

Chassis and engineering

Frame: All-aluminium structurePrototype specification · source
Body panels: Aluminium and CFRPPrototype specification · source
Suspension: Double wishbones front/rear; forged aluminium arms; coil springsPrototype specification · source
Brakes: Brembo carbon-ceramic discsPrototype specification · source
Tyres: Bespoke Michelin Pilot Sport Cup 2Prototype specification · source
Front / rear sizes: 265/35 ZR20 / 325/30 ZR20Prototype specification · source
Driver control: Adjustable vehicle stability controlPrototype specification · source
Development priorities: Low centre of gravity, rigidity and aerodynamicsPrototype specification · source
Design process: Aerodynamic requirements established before exterior stylingPrototype specification · source

Programme and driver environment

World premiere: 5 December 2025Manufacturer plan · source
Launch target: Around 2027; development ongoingManufacturer plan · source
Cabin: Road visibility and circuit ergonomics; driver-focused controlsManufacturer plan · source
Testing: Simulator development and real-world road/track testingManufacturer plan · source
Related programmes: GR GT3 race car and Lexus LFA Concept; distinct modelsManufacturer plan · source

More manufacturer photography

Not yet announced

Market evidence

No verified model-specific delivered-car market established in this review. Announced allocations are not completed production or resale evidence.

Final specification, actual supply, condition and provenance will matter to future research. No investment-return forecast is assigned.

Last reviewed: 2026-10-19.