The Mercedes-Benz SLK 55 AMG is a 2 door convertible/cabriolet style car with a front positioned engine supplying power to the rear wheels.
The Mercedes-Benz SLK 55 AMG belongs to the R 172 range of cars from Mercedes-Benz.
Powering the Mercedes-Benz SLK 55 AMG is a double overhead camshaft, 5.5 litre naturally aspirated 8 cylinder engine, with 4 valves per cylinder that provides power and torque figures of 415.5 bhp (421 PS/310 kW) at 6800 rpm and 540 N·m (398 lb·ft/55.1 kgm) at 4500 rpm respectively.
The engine delivers its power through to the wheels via a 7 speed automatic transmission.
The Mercedes-Benz SLK 55 AMG weighs a stated 1610 kg at the kerb.
Top claimed speed is 250 km/h (155 mph), officially stated fuel consumption figures are 12.0/6.2/8.4 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 195.0 g/km.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 2 seater convertible/cabriolet | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2430 mm | 95.7 inches | |
| Track/tread (front) | 1549 mm | 61 inches | |
| Track/tread (rear) | 1567 mm | 61.7 inches | |
| Length | 4146 mm | 163.2 inches | |
| Width | 1817 mm | 71.5 inches | |
| Height | 1300 mm | 51.2 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.71 | ||
| Kerb weight | 1610 kg | 3549 lb | |
| Weight distribution | |||
| fuel tank capacity | 70 litres | 15.4 [18.5] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.34 | ||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Mercedes-Benz | ||
| Engine code | M152 | ||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 5.5 litre 5461 cc (333.251 cu in) |
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| Bore × Stroke | 98 × 90.5 mm
3.86 × 3.56 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 | 421 PS (415.5 bhp) (310 kW) at 6800 rpm |
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| maximum torque | 540 Nm (398 ft·lb) (55.1 kgm) at 4500 rpm |
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| Specific output | 56.7 kW/litre 77.1 ps/litre 76.1 bhp/litre 1.25 bhp/cu in |
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| Specific torque |
98.88 Nm/litre
1.2 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 12.6:1 | ||
| Fuel system | direct petrol injection | ||
| bmep (brake mean effective pressure) | 1242.6 kPa (180.2 psi) | ||
| Maximum RPM | 7200 rpm | ||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 682.63 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | 4.6 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 261.66 PS/tonne (1000 kg) 0.26 PS/kg 192.45 kW/tonne (1000 kg) 0.19 kW/kg 258.07 bhp/tonne (1000 kg) 0.26 bhp/kg 0.12 bhp/lb |
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| Weight-to-power ratio | Lower is better 5.2 kg/kW 8.68 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 12.0/6.2/8.4 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 12.0/6.2/8.4 l/100km urban/extra-urban/combined | ||
| km/litre | 8.3/16.1/11.9 km/l urban/extra-urban/combined | ||
| UK MPG | 23.5/45.6/33.6 UK MPG urban/extra-urban/combined | ||
| US MPG | 19.6/37.9/28.0 US MPG urban/extra-urban/combined | ||
| Carbon dioxide emissions | 195.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | J | ||
| CO2 Effizienz (DE) | E | ||
| 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.MultiLi.CS.ARB. | ||
| Rear suspension | I.MultiLi.CS.ARB. | ||
| Wheel size front | 8J x 18 | ||
| Wheel size rear | 8J x 18 | ||
| Tyres front | 235/40 R 18 | ||
| Tyres rear | 255/35 R 18 | ||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | 360 mm | ||
| Rear brake diameter | 330 mm | ||
| Braked area | |||
| Gearbox | 7 speed automatic | ||
| Top gear ratio | 0.73 | ||
| Final drive ratio | 2.82 | ||
| general | |||
| Carfolio.com ID | 257642 | ||
| Production total | |||
| Model code | 172475 | ||
| Model family | R 172 | ||
| RAC rating | 47.6 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2011 Mercedes-Benz SLK 55 AMG added 2011-10-28. Last modified 2020-02-02. |
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