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Mercedes-Benz SL Convertible – 350 3.5 petrol

R231 · 231.457 · 225 kW / 306 hp

2012 - 2014 · Petrol

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Car Details

Details may vary by version.

Engine

Fuel
Petrol
Made
2012 - 2014
Engine code
M 276.954
Engine size
3,498 cc (3.5 litres)
Engine power
306 hp (225 kW) at 6,500 rpm
Torque (pulling power)
370 Nm at 3,500 to 5,250 rpm
Cylinders
6, in a V
Turbo
No turbo (naturally aspirated)
Fuel injection
Direct injection
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Valves
24 (4 per cylinder)
Valve system
DOHC
Bore x stroke
92.9 x 86 mm
Compression ratio
12:1
Engine position
Front, lengthways (longitudinal)
Catalytic converter
Three-way catalytic converter

Fluids and capacities

Engine oil amount
6.5 litres
Engine oil grade
0W-30, 0W-40, 5W-30 or 5W-40
Coolant
10.8 litres
Fuel tank
65 litres

Gearbox and drive

Gearbox
7-speed automatic
Driven wheels
Rear-wheel drive

Wheels, brakes, suspension and steering

Tyre size
255/45 R17, 255/40 R18, 255/35 R19 or 285/35 R18 (and 1 more)
Wheel (rim) size
8.5J x 17, 8.5J x 18, 8.5J x 19 or 9.5J x 18 (and 1 more)
Front brakes
Ventilated discs
Rear brakes
Ventilated discs
Steering
Rack and pinion, electric power steering
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Front suspension
Independent multi-link suspension
Rear suspension
Independent multi-link suspension

Size and weight

Body style
Convertible (roadster)
Seats
2
Doors
2
Length
4,617 mm
Width
1,877 mm
Height
1,315 mm
Weight (empty)
1,610 kg
Boot space
241 litres
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Boot space, rear seats folded
381 litres
Wheelbase
2,585 mm
Width with mirrors
2,099 mm
Front track
1,600 mm
Rear track
1,604 mm
Turning circle
11.04 metres
Maximum weight (loaded)
2,065 kg
Load it can carry
455 kg
Front overhang
998 mm
Rear overhang
1,029 mm

Speed and fuel use

Fuel use, mixed driving
6.8 to 7.5 l/100 km (about 13.3 to 14.7 km per litre)
Fuel use in town
9.3 to 9.9 l/100 km (about 10.1 to 10.8 km per litre)
Fuel use on the highway
5.4 to 6.1 l/100 km (about 16.4 to 18.5 km per litre)
Top speed
250 km/h
0 to 100 km/h
5.9 seconds
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CO2 emissions
159 to 176 g/km
Emission standard
Euro 5

Fuel use is from official tests; town driving usually uses more.

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Air drag (Cd)
0.27
Engine systems
Start-stop (engine switches off at lights)