Propulsion System
Sport Hybrid SH-AWD Powertrain
Front wheels are mechanically independent from the rear power unit components, consisting of two electric motors in the Twin Motor Unit; Rear wheels are powered by a Twin-turbocharged V-6 gasoline engine with one Direct Drive Motor and a 9-speed DCT
Maximum Total System Power
- Advertisement -
573 horsepower
Maximum Total System Torque
476 lb.-ft.
Approximate Top Speed
191 mph
- Advertisement -
Propulsion Engine
Type
Twin-turbocharged DOHC V6
- Advertisement -
Layout
Longitudinally mid-mounted
Displacement
3,493 cc
Horsepower – SAE Net
500 HP @ 6,500-7,500 rpm
Torque
406 lb.-ft. @ 2,000-6,000 rpm
Maximum Engine Speed
7,500 rpm
Power Output Per Liter
143 HP/liter
Bore and Stroke
3.6 in. x 3.5 in.
Compression Ratio
10.0:1
Valve Train
24 Valve, IN/EX VTC, chain-driven camshafts
Intake Valve Construction
Forged steel
Exhaust Valve Construction
Forged steel, sodium-filled
Valve Included Angle
30 degrees
Cylinder Block and Head Material
Aluminum alloy
Cylinder Bore Lining
Plasma transferred wire arc thermal spray
Cylinder Bank Angle
75 degrees
Crankshaft Construction
Forged steel
Piston Construction
Cast aluminum with integrated cooling channel
Connecting Rod Construction
Forged steel, dowel pin
Fuel Injection
Direct and port injections systems
Throttle Control
Drive-by-wire system
Fuel Requirement
Premium unleaded (93 octane recommended; 91 required)
Lubrication
Dry sump system with 6-rotor scavenge pump
Oil Type
Synthetic 0W-40
Cooling system
Liquid and oil cooling
Exhaust System Layout
Dual catalytic converter, dual path per bank
Twin Turbochargers
Turbocharger Type
Single scroll
Maximum Boost Pressure
105 kPa (1.05 bar) (15.23 psi)
Turbine Construction
Inconel
Wastegate Control
Electrical
Recirculation Valves
Air bypass type
Intercooler Dimensions
Width 232.2 mm; Height 382 mm; Thickness 64 mm
Direct Drive Motor
Type
Permanent-magnet, water-cooled electric motor/generator
Layout
Direct drive, situated between engine and transmission, attached directly to crankshaft
Horsepower @ rpm
47 @ 3,000
Torque @ rpm
109 lb.-ft. @ 500-2,000
Transmission & Rear Axle
Type
9-Speed Dual Clutch Transmission (9DCT)
1st Gear Ratio
3.838
2nd
2.433
3rd
1.778
4th
1.428
5th
1.211
6th
1.038
7th
0.881
8th
0.747
9th
0.634
Reverse
2.395
Rear Axle Ratio
3.583
Limited Slip Differential – Wet Multi Plate
Torque bias ratio: drive 2.0, coast 2.6, 30N-m pre-load
Front Twin Motor Unit (TMU)
Type
Permanent-magnet, oil-cooled electric motor/generator
Layout
Independent twin motors in a single package with a planetary gear set, one-way clutch and brake
Horsepower @ rpm
36 + 36 @ 4,000
Torque @ rpm
54 +54 lb.-ft. @ 0-2,000
Additional Power Unit Controls
Integrated Dynamics System
Four-mode system: Quiet, Sport, Sport+, Track
Hill Start Assist
Idle-Stop System
Vehicle Structure and Performance
Chassis Type
Aluminum-intensive, Multi Material
Body/Frame Construction
Multi-material (primarily aluminum) space frame with a mix of aluminum and low-density SMC outer panels, and cast aluminum suspension mounting points
Ablation Cast Aluminum Nodes
Complex high-performance aluminum castings for crush zones; World’s first automobile application
Corrosion Pre-Treatment
Zirconium pre-treat material; Environmentally friendly
A-Pillar Structure
3-D bent and quenched ultra-high-strength steel (1,500 MPa); World’s first application
Floor Panel
Carbon fiber core
Front Suspension Type
Double-wishbone, double joint lower control arm; aluminum construction
Front Dampers
Active Gen III magnetorheological coilover assemblies
Front Stabilizer Bar
Hollow steel, 1.14 in. diameter x 0.13 in. wall thickness
Rear Suspension Type
Multi-link; aluminum construction
Rear Dampers
Active Gen III magnetorheological coilovers
Rear Stabilizer Bar
Hollow steel; 1.04 in. diameter x 0.126 in. wall thickness
Front Brake Calipers
Brembo 6-piston aluminum mono block
Front Brake Rotor Type
Base: 2-Pc Floating Iron Disks w/ Aluminum center
Option: 2-Pc Floating Carbon Ceramic Disks w/ Aluminum center
Front Brake Rotor Size
Iron Spec: 14.5 in. diameter x 1.3 in. thick
Carbon ceramic Spec: 15 in. diameter x 1.3 in. thick
Rear Brake Calipers
Brembo 4-piston aluminum mono block
Rear Brake Rotor Type
Base: 2-Pc Floating Iron Disks w/ Aluminum center
Option: 2-Pc Floating Carbon Ceramic Disks w/ Aluminum center
Rear Brake Rotor Size
14.2 in. dia. X 1.3 in. thick (both iron and carbon ceramic)
Steering Type
Variable ratio rack & pinion; dual-pinion EPS
Steering Wheel Turns, Lock-to-Lock
1.91
Steering Ratio
Variable progressive; Range: 12.9:1 (on center) to 11.07:1
Turning Diameter, Curb-to-Curb
39.7 ft.
Front Wheels
19 x 8.5J Forged Aluminum Signature Y-Spoke
Front Tires
245/35ZR19 93Y high-performance summer tires; optional ultimate handling performance tires
Rear Wheels
20x11J Forged Aluminum Signature Y-Spoke
Rear Tires
305/30ZR20 103Y high-performance summer tires; optional ultimate handling performance tires
Spare Tire
Tire Repair Kit
Fuel Tank Layout