The SLS AMG Roadster is a road car from Mercedes-Benz, with rear wheel drive, a front located engine and a Mark Fetherston-penned 2 door convertible/cabriolet body style.
The SLS AMG Roadster forms part of Mercedes-Benz's R 197 model range.
Its 6.2 litre engine is a naturally aspirated, double overhead camshaft, 8 cylinder that has an output of 563 bhp (571 PS/420 kW) of power at 6800 rpm, and maximum torque of 650 N·m (479 lb·ft/66.3 kgm) at 4750 rpm. Lubrication is of the dry sump-type.
A 7 speed automatic gearbox delivers the power to the driven wheels.
Its quoted kerb weight is 1735 kg.
It is said to be able to attain a top speed of 317 km/h (197 mph), official fuel consumption is 19.9/9.3/13.2 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 308.0 g/km.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 2 seater convertible/cabriolet | ||
| Number of doors | 2 | ||
| Designer | Mark Fetherston | ||
| dimensions & weights | |||
| Wheelbase | 2680 mm | 105.5 inches | |
| Track/tread (front) | 1682 mm | 66.2 inches | |
| Track/tread (rear) | 1653 mm | 65.1 inches | |
| Length | 4638 mm | 182.6 inches | |
| Width | 1939 mm | 76.3 inches | |
| Height | 1261 mm | 49.6 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.73 | ||
| Kerb weight | 1735 kg | 3825 lb | |
| Weight distribution | 47% front | ||
| fuel tank capacity | 85 litres | 18.7 [22.5] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.36 | ||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Mercedes-Benz | ||
| Engine code | M159 | ||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 6.2 litre 6208 cc (378.835 cu in) |
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| Bore × Stroke | 102.2 × 94.6 mm
4.02 × 3.72 in |
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| Bore/stroke ratio | 1.08 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 32 valves in total |
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| maximum power output | 571 PS (563 bhp) (420 kW) at 6800 rpm |
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| maximum torque | 650 Nm (479 ft·lb) (66.3 kgm) at 4750 rpm |
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| Specific output | 67.6 kW/litre 92 ps/litre 90.7 bhp/litre 1.49 bhp/cu in |
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| Specific torque |
104.7 Nm/litre
1.27 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | dry sumped | ||
| compression ratio | 11.3:1 | ||
| Fuel system | EFI | ||
| bmep (brake mean effective pressure) | 1315.7 kPa (190.8 psi) | ||
| Maximum RPM | 7200 rpm | ||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 776 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | 3.8 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 317 km/h (197 mph) | ||
| Power-to-weight ratio | Higher is better 329.01 PS/tonne (1000 kg) 0.33 PS/kg 241.98 kW/tonne (1000 kg) 0.24 kW/kg 324.5 bhp/tonne (1000 kg) 0.32 bhp/kg 0.14 bhp/lb |
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| Weight-to-power ratio | Lower is better 4.13 kg/kW 6.9 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 19.9/9.3/13.2 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 19.9/9.3/13.2 l/100km urban/extra-urban/combined | ||
| km/litre | 5.0/10.8/7.6 km/l urban/extra-urban/combined | ||
| UK MPG | 14.2/30.4/21.4 UK MPG urban/extra-urban/combined | ||
| US MPG | 11.8/25.3/17.8 US MPG urban/extra-urban/combined | ||
| Carbon dioxide emissions | 308.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | M | ||
| CO2 Effizienz (DE) | G | ||
| 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 | I.DW. | ||
| Rear suspension | I.DW. | ||
| Wheel size front | 9½ x 19 | ||
| Wheel size rear | 11.0 x 20 | ||
| Tyres front | 265/35 R 19 | ||
| Tyres rear | 295/30 R 20 | ||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 7 speed automatic | ||
| Top gear ratio | 0.72 | ||
| Final drive ratio | 3.67 | ||
| general | |||
| Carfolio.com ID | 253682 | ||
| Production total | |||
| Model code | |||
| Model family | R 197 | ||
| RAC rating | 51.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2011 Mercedes-Benz SLS AMG Roadster added 2011-08-22. Last modified 2020-02-02. |
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