G8 Specifications

[HSV-GTS-300]

Engine & Power [LY7]
3.6L Variable Valve Timing (VVT) DOHC V6 SFI aluminum;
256hp at 6300 rpm, 248lb-ft of torque at 2100 rpm

Transmission [5L40] A5
5–speed automatic with Driver Shift Control and Sport Mode

Drivetrain
Rear–Wheel Drive
ZF Differential 2.92

EPA estimates MPG mileage
3.6L engine (automatic): 17/25 (city/highway mpg)

Standard Capacities
Fuel tank: 19 gallons (approx.)
Seating: 5 (front/rear) 2/3

Tires, Standard :P245/45R18-96V, all-season blackwall
Tires, Available :P245/45R18-96V, summer-only performance blackwall

Wheels, 18" (45.7 cm) silver-painted aluminum, split-spoke

Brakes, 4-wheel antilock, 4-wheel vented disc with Electronic Brake Assist and Electronic Brake Force Distribution

Exhaust, dual-outlet stainless-steel

Traction control, all-speed, powertrain and brake modulated

Turning diameter, curb-to-curb, ft. (m) 37.4 (11.4)

Curb weight, lbs. (kg) - estimated 3885 (1762)

Cargo volume*, cu. ft. (liters) 17.5 (496)