The Mercedes-Benz SL 400 is a 2 door convertible/cabriolet style road car with a front located engine driving through the rear wheels.
The SL 400 is part of Mercedes-Benz's R 231 family of cars.
The 6 cylinder, double overhead camshaft turbocharged engine has 4 valves per cylinder and a displacement of 3 litres. For this model it musters power and torque figures of 362 bhp (367 PS/270 kW) at 5500-6000 rpm and 500 Nm (369 lbft/51 kgm) at 2000-4200 rpm respectively.
This power is transmitted to the wheels via a 9 speed automatic gearbox.
Stated weight at the kerb is 1735 kg.
The Mercedes-Benz SL 400 is claimed to attain a top speed of 250 km/h (155 mph), and carbon dioxide emissions are 175.0 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) | 1597 mm | 62.9 inches | |
| Track/tread (rear) | 1600 mm | 63 inches | |
| Length | 4631 mm | 182.3 inches | |
| Width | 1877 mm | 73.9 inches | |
| Height | 1314 mm | 51.7 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.79 | ||
| Kerb weight | 1735 kg | 3825 lb | |
| Weight distribution | |||
| fuel tank capacity | 65 litres | 14.3 [17.2] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| 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 | 367 PS (362 bhp) (270 kW) at 5500-6000 rpm |
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| maximum torque | 500 Nm (369 ft·lb) (51 kgm) at 2000-4200 rpm |
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| Specific output | 90.1 kW/litre 122.5 ps/litre 120.8 bhp/litre 1.98 bhp/cu in |
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| Specific torque |
166.89 Nm/litre
2.02 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) | 2097.2 kPa (304.2 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 | 4.9 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 211.55 PS/tonne (1000 kg) 0.21 PS/kg 155.59 kW/tonne (1000 kg) 0.16 kW/kg 208.65 bhp/tonne (1000 kg) 0.21 bhp/kg 0.09 bhp/lb |
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| Weight-to-power ratio | Lower is better 6.43 kg/kW 10.74 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Carbon dioxide emissions | 175.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | H | ||
| CO2 Effizienz (DE) | D | ||
| 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 | 8½J x 18 | ||
| Wheel size rear | 8½J x 18 | ||
| Tyres front | 255/40 R 18 Y | ||
| Tyres rear | 255/40 R 18 Y | ||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 9 speed automatic | ||
| Top gear ratio | 0.6 | ||
| Final drive ratio | 3.07 | ||
| general | |||
| Carfolio.com ID | 461329 | ||
| 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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2016 Mercedes-Benz SL 400 added 2016-03-05. Last modified 2020-03-16. |
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