PONTIAC Grand Prix 3.8L V6 Supercharged 4AT FWD (243 HP) ROLLS-ROYCE Cullinan 6.75L V12 8AT AWD (571 HP)
engine specs
Cylinders
V6V12
Displacement
3791 cm36751 cm3
Power
179 KW @ 5200 RPM
243 HP @ 5200 RPM
240 BHP @ 5200 RPM
419.8 KW @ 5000 RPM
570.8 HP @ 5000 RPM
563 BHP @ 5000 RPM
Torque
280 lb-ft @ 3600 RPM
380 Nm @ 3600 RPM
627 lb-ft @ 1600 RPM
850 Nm @ 1600 RPM
Fuel System
Multipoint InjectionTurbocharged Direct Injection
Fuel
GasolineGasoline
Fuel capacity
-23.8 gallons (90.1 L)
performance specs
Top Speed
139.8 mph (225 km/h)155 mph (249 km/h)
Acceleration 0-62 Mph (0-100 kph)
8.5 s5.2 s
transmission specs
Drive Type
Front Wheel DriveAll Wheel Drive
Gearbox
4-speed automatic8-speed automatic
brakes specs
Front
Ventilated DiscsVentilated Discs
Rear
Ventilated DiscsDiscs
tires specs
Tire Size
225/60 R 16P255/45YR22 // P285/40YR22
dimensions
Length
197.5 in (5017 mm)210.3 in (5342 mm)
Width
72.7 in (1847 mm)85.2 in (2164 mm)
Height
54.7 in (1389 mm)72.2 in (1834 mm)
Front/rear Track
61.4/61 in (1,560/1,549 mm)-
Wheelbase
110.5 in (2807 mm)129.7 in (3294 mm)
Turning circle (curb to curb)
-43.4 ft (13.2 m)
weight specs
Unladen Weight
3558.3 lbs (1614 kg)6069 lbs (2753 kg)
Gross Weight Limit
-7253 lbs (3290 kg)
fuel economy (nedc)
Combined
21.8 mpg US (10.8 L/100Km)15.7 mpg US (15 L/100Km)
City
18 mpg US (13.1 L/100Km)10.7 mpg US (22 L/100Km)
Highway
28 mpg US (8.4 L/100Km)21.6 mpg US (10.9 L/100Km)
CO2 Emissions
-341 g/km

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