Cadillac STS V6, 2005 MY US

The STS V6 is a rear wheel drive saloon (sedan) motor car with a front placed engine, sold by Cadillac. It is powered by a naturally aspirated engine of 3.6 litre capacity. This powerplant features double overhead camshaft valve gear, a 60 degree V 6 cylinder layout, and 4 valves per cylinder. It develops 255 bhp (259 PS/190 kW) of power at 6500 rpm, and maximum torque of 342 N·m (252 lb·ft/34.9 kgm) at 3200 rpm. The engine transfers its power through to the wheels via a 5 speed automatic transmission. The Cadillac STS V6 weighs a stated 1750 kg at the kerb.

Pictures

Key facts

Cadillac STS V6, 2005 MY US information summary

What body style?
4 door sedan/saloon with 4/5 seats
How long?
4986 mm
How heavy?
1750 kg
What size engine?
3.6 litre, 3564 cm3
How many cylinders?
6, V
How much power?
259 PS / 255 bhp / 190 kW @ 6500 rpm
How much torque?
342 Nm / 252 ft.lb / 34.9 kgm @ 3200 rpm
How economical?
14.2/8.8/11.7 l/100km city/highway/combined

Cadillac STS models

4 door sedan/​saloon FR 6A 3564 cm3 306 PS 302 bhp 225 kW 1750 kg
4 door sedan/​saloon FA 6A 3564 cm3 306 PS 302 bhp 225 kW 1795 kg
Cadillac STS V8 -
4 door sedan/​saloon FR 5A 4565 cm3 324 PS 320 bhp 239 kW 1779 kg
4 door sedan/​saloon FA 5A 4565 cm3 324 PS 320 bhp 239 kW 1919 kg

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4 door sedan/​saloon FA 6A 3496 cm3 264 PS 260 bhp 194 kW 1730 kg
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Lincoln MKZ -
4 door sedan/​saloon FR 6A 3496 cm3 267 PS 263 bhp 196 kW 1547 kg
4 door sedan/​saloon FA 6A 3496 cm3 267 PS 263 bhp 196 kW
4 door sedan/​saloon FR 4A 4601 cm3 242 PS 239 bhp 178 kW 1971 kg
4 door sedan/​saloon FR 4A 4601 cm3 242 PS 239 bhp 178 kW 2049 kg
4 door sedan/​saloon FA 6M 2261 cm3 260 PS 256 bhp 191 kW 1665 kg
4 door sedan/​saloon FA 6M 2261 cm3 278 PS 274 bhp 204 kW 1628 kg
Mercedes-Benz C 350 -
4 door sedan/​saloon FR 7A 3498 cm3 272 PS 268 bhp 200 kW 232.0 CO2 1610 kg
Mercedes-Benz C 350 -
4 door sedan/​saloon FR 6M 3498 cm3 272 PS 268 bhp 200 kW 227.0 CO2 1555 kg
Mercedes-Benz C 350 4MATIC -
4 door sedan/​saloon FA 7A 3498 cm3 272 PS 268 bhp 200 kW 239.0 CO2 1670 kg
4 door sedan/​saloon FA 5A 3498 cm3 272 PS 268 bhp 200 kW 245.0 CO2 1655 kg
4 door sedan/​saloon FR 7A 3498 cm3 272 PS 268 bhp 200 kW 232.0 CO2 1570 kg
4 door sedan/​saloon FR 7A 3498 cm3 272 PS 268 bhp 200 kW 241.0 CO2 1730 kg
Mercedes-Benz E-Class -
4 door sedan/​saloon FR 7A 3498 cm3 272 PS 268 bhp 200 kW 231.0 CO2 1690 kg
4 door sedan/​saloon FR 7A 3498 cm3 272 PS 268 bhp 200 kW 231.0 CO2 1680 kg
4 door sedan/​saloon FA 5A 3498 cm3 272 PS 268 bhp 200 kW 247.0 CO2 1785 kg
Mercedes-Benz E 350 4MATIC -
4 door sedan/​saloon FA 5A 3498 cm3 272 PS 268 bhp 200 kW 247.0 CO2 1775 kg
Mercedes-Benz S 350 -
4 door sedan/​saloon FR 7A 3498 cm3 272 PS 268 bhp 200 kW 242.0 CO2 1880 kg
4 door sedan/​saloon FA 7A 3498 cm3 272 PS 268 bhp 200 kW 254.0 CO2 1950 kg
4 door sedan/​saloon FA 7A 3498 cm3 272 PS 268 bhp 200 kW 254.0 CO2 1995 kg
4 door sedan/​saloon FR 7A 3498 cm3 272 PS 268 bhp 200 kW 232.0 CO2 1925 kg
4 door sedan/​saloon FF 5M 3828 cm3 238 PS 235 bhp 175 kW 1625 kg
4 door sedan/​saloon FF 5A 3828 cm3 238 PS 235 bhp 175 kW 1665 kg
4 door sedan/​saloon FF 5M 3828 cm3 238 PS 235 bhp 175 kW 1630 kg
4 door sedan/​saloon FF 5A 3828 cm3 238 PS 235 bhp 175 kW 1670 kg
4 door sedan/​saloon FF 6M 3498 cm3 274 PS 270 bhp 201 kW 1493 kg
4 door sedan/​saloon FF 5M 3498 cm3 253 PS 250 bhp 186 kW 1464 kg
4 door sedan/​saloon FF 5M 3498 cm3 248 PS 245 bhp 183 kW 1450 kg
4 door sedan/​saloon FF 5A 3498 cm3 253 PS 250 bhp 186 kW 1485 kg
4 door sedan/​saloon FF 4A 3498 cm3 248 PS 245 bhp 183 kW 1472 kg
Nissan Altima 3.5 SE-R -
4 door sedan/​saloon FF 6M 3498 cm3 264 PS 260 bhp 194 kW 1487 kg
2005 Cadillac STS V6 data
Applicable to the USA domestic market(s).
bodywork
Body type4/5 seater sedan/saloon
Number of doors4
Designer
dimensions & weights
mminches
Wheelbase 2957 mm 116.4 inches
Track/tread (front) 1570 mm 61.8 inches
Track/tread (rear) 1582 mm 62.3 inches
Length 4986 mm 196.3 inches
Width 1844 mm 72.6 inches
Height 1463 mm 57.6 inches
Ground clearance
length:wheelbase ratio 1.69
Kerb weight 1750 kg 3858 lb
Weight distribution 52 % front
fuel tank capacity 66.2 litres 14.6 UK Gal 17.5 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer GM
Engine code
Cylinders V 6 in 60° vee
Capacity 3.6 litre
3564 cc
(217.489 cu in)
Bore × Stroke 94 × 85.6 mm
3.7 × 3.37 in
Bore/stroke ratio 1.1
Valve gear double overhead camshaft (DOHC)
4 valves per cylinder
24 valves in total
maximum power output 259 PS (255 bhp) (190 kW)
at 6500 rpm
Specific output 71.5 bhp/litre
1.17 bhp/cu in
maximum torque 342 Nm (252 ft·lb) (34.9 kgm)
at 3200 rpm
Specific torque 95.96 Nm/litre
1.16 ft·lb/cu3
Engine construction aluminium block & head
sump wet sumped
compression ratio 10.2:1
Fuel system SFi
bmep (brake mean effective pressure) 1205.9 kPa (174.9 psi)
Maximum RPM 6700 rpm
crankshaft bearings
Engine coolant Water
Unitary capacity 594 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter Y
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed
Power-to-weight ratio 147.74 PS/tonne (1000 kg)
108.66 kW/tonne (1000 kg)
145.71 bhp/tonne (1000 kg)
0.07 bhp/lb
Weight-to-power ratio 9.2 kg/kW
15.37 lb/bhp
fuel consumption
Fuel consumption 14.2/8.8/11.7 l/100km city/highway/combined
universal consumption (calculated from the above)
litres/100km14.2/8.8/11.7 l/100km city/highway/combined
km/litre7.0/11.4/8.5 km/l city/highway/combined
UK MPG19.9/32.1/24.1 UK MPG city/highway/combined
US MPG16.6/26.7/20.1 US MPG city/highway/combined
Carbon dioxide emissions
Carfolio Calculated CO2 ? 271.44 g/km
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position front
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering power assisted rack & pinion
turns lock-to-lock 3.000
Turning circle
Front suspension I.DW.ARB.
Rear suspension I.MultiLi.CS.ARB.
Wheel size front 7 x 17
Wheel size rear 7 x 17
Tyres front Michelin 235/50 R 17 V
Tyres rear Michelin 235/50 R 17 V
Brakes F/R VeDi/VeDi-S-ABS
Front brake diameter 303 mm
Rear brake diameter 298 mm
Braked area
Gearbox 5 speed automatic
Top gear ratio 0.75
Final drive ratio 3.42
general
Carfolio.com ID130559
Production total
Model code
Model family
RAC rating 32.9
Insurance classification No information available
Tax band No information available
2005 Cadillac STS V6 added 2005-07-01.
Last modified 2013-02-28.