This vehicle has a 2 door convertible/cabriolet type body with a front mounted engine driving through the rear wheels.
It is part of Mercedes-Benz's R 231 series.
Its engine is a turbocharged petrol, 3 litre, double overhead camshaft 90 degree V 6 cylinder with 4 valves per cylinder. It produces 328 bhp (333 PS/245 kW) of power at 5250-6000 rpm, and maximum torque of 480 N·m (354 lb·ft/48.9 kgm) at 1600-4000 rpm.
Power is supplied to the wheels by means of a 7 speed automatic gearbox.
Its claimed kerb weight is 1730 kg.
Maximum quoted speed is 250 km/h (155 mph), stated fuel consumption is 9.8/5.9/7.3 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 172.0 g/km.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 2 seater convertible/cabriolet | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2585 mm | 101.8 inches | |
| Track/tread (front) | 1600 mm | 63 inches | |
| Track/tread (rear) | 1604 mm | 63.1 inches | |
| Length | 4617 mm | 181.8 inches | |
| Width | 1877 mm | 73.9 inches | |
| Height | 1315 mm | 51.8 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.79 | ||
| Kerb weight | 1730 kg | 3814 lb | |
| Weight distribution | |||
| fuel tank capacity | 65 litres | 14.3 [17.2] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.29 | ||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | turbocharged petrol | ||
| Engine manufacturer | Mercedes-Benz | ||
| Engine code | |||
| Cylinders | V 6 in 90° vee | ||
| Capacity | 3 litre 2996 cc (182.827 cu in) |
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| Bore × Stroke | 88 × 82.1 mm
3.46 × 3.23 in |
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| Bore/stroke ratio | 1.07 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 24 valves in total |
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| maximum power output | 333 PS (328 bhp) (245 kW) at 5250-6000 rpm |
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| maximum torque | 480 Nm (354 ft·lb) (48.9 kgm) at 1600-4000 rpm |
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| Specific output | 81.6 kW/litre 111 ps/litre 109.5 bhp/litre 1.79 bhp/cu in |
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| Specific torque |
160.21 Nm/litre
1.94 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 10.5:1 | ||
| Fuel system | direct petrol injection | ||
| bmep (brake mean effective pressure) | 2013.3 kPa (292 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 499.33 cc | ||
| Aspiration | Turbo | ||
| Compressor | |||
| Intercooler | |||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | 5.2 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 250 km/h (155 mph) | ||
| Power-to-weight ratio | Higher is better 192.23 PS/tonne (1000 kg) 0.19 PS/kg 141.38 kW/tonne (1000 kg) 0.14 kW/kg 189.6 bhp/tonne (1000 kg) 0.19 bhp/kg 0.08 bhp/lb |
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| Weight-to-power ratio | Lower is better 7.07 kg/kW 11.81 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 9.8/5.9/7.3 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 9.8/5.9/7.3 l/100km urban/extra-urban/combined | ||
| km/litre | 10.2/16.9/13.7 km/l urban/extra-urban/combined | ||
| UK MPG | 28.8/47.9/38.7 UK MPG urban/extra-urban/combined | ||
| US MPG | 24.0/39.9/32.2 US MPG urban/extra-urban/combined | ||
| Carbon dioxide emissions | 172.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | H | ||
| CO2 Effizienz (DE) | C | ||
| 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 | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | 255/45 R 17 | ||
| Tyres rear | 255/45 R 17 | ||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 7 speed automatic | ||
| Top gear ratio | 0.73 | ||
| Final drive ratio | 3.07 | ||
| general | |||
| Carfolio.com ID | 365684 | ||
| Production total | |||
| Model code | |||
| Model family | R 231 | ||
| RAC rating | 28.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2014 Mercedes-Benz SL 400 added 2014-05-01. Last modified 2020-02-02. |
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