The SLK 250 CDI BlueEFFICIENCY is a rear wheel drive convertible/cabriolet motor vehicle with a front mounted engine, manufactured by Mercedes-Benz.
It is part of Mercedes-Benz's R 172 model series.
It's powered courtesy of a turbocharged engine of 2.1 litre capacity. This powerplant features double overhead camshaft valve gear, 4 cylinder layout, and 4 valves per cylinder. It produces 201 bhp (204 PS/150 kW) of power at 4200 rpm, and maximum torque of 500 N·m (369 lb·ft/51 kgm) at 1600 rpm.
This power is transmitted to the wheels via a 7 speed automatic gearbox.
The Mercedes-Benz SLK 250 CDI BlueEFFICIENCY weighs a claimed 1590 kg at the kerb.
Maximum stated speed is 243 km/h, or 151 mph, officially stated fuel consumption is 6.1/4.1/4.9 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 128.0 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) | 1558 mm | 61.3 inches | |
| Track/tread (rear) | 1548 mm | 60.9 inches | |
| Length | 4134 mm | 162.8 inches | |
| Width | 1817 mm | 71.5 inches | |
| Height | 1301 mm | 51.2 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.7 | ||
| Kerb weight | 1590 kg | 3505 lb | |
| Weight distribution | |||
| fuel tank capacity | 60 litres | 13.2 [15.9] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.3 | ||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | turbocharged diesel | ||
| Engine manufacturer | Mercedes-Benz | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 2.1 litre 2143 cc (130.774 cu in) |
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| Bore × Stroke | 83 × 99 mm
3.27 × 3.9 in |
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| Bore/stroke ratio | 0.84 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 16 valves in total |
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| maximum power output | 204 PS (201 bhp) (150 kW) at 4200 rpm |
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| maximum torque | 500 Nm (369 ft·lb) (51 kgm) at 1600 rpm |
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| Specific output | 69.9 kW/litre 95.1 ps/litre 93.8 bhp/litre 1.54 bhp/cu in |
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| Specific torque |
233.32 Nm/litre
2.82 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 16.2:1 | ||
| Fuel system | common rail direct diesel injection | ||
| bmep (brake mean effective pressure) | 2932 kPa (425.2 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 535.75 cc | ||
| Aspiration | Turbo D. | ||
| Compressor | |||
| Intercooler | |||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | 6.7 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 243 km/h (151 mph) | ||
| Power-to-weight ratio | Higher is better 128.17 PS/tonne (1000 kg) 0.13 PS/kg 94.27 kW/tonne (1000 kg) 0.09 kW/kg 126.42 bhp/tonne (1000 kg) 0.13 bhp/kg 0.06 bhp/lb |
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| Weight-to-power ratio | Lower is better 10.61 kg/kW 17.72 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 6.1/4.1/4.9 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 6.1/4.1/4.9 l/100km urban/extra-urban/combined | ||
| km/litre | 16.4/24.4/20.4 km/l urban/extra-urban/combined | ||
| UK MPG | 46.3/68.9/57.6 UK MPG urban/extra-urban/combined | ||
| US MPG | 38.6/57.4/48.0 US MPG urban/extra-urban/combined | ||
| Carbon dioxide emissions | 128.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | D | ||
| CO2 Effizienz (DE) | A | ||
| chassis | |||
| Engine position | front | ||
| Engine layout | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 7.0J x 16 | ||
| Wheel size rear | 7.0J x 16 | ||
| Tyres front | 205/55 R 16 91W | ||
| Tyres rear | 225/50 R 16 92W | ||
| Brakes F/R | VeDi/Di-S-ABS | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 7 speed automatic | ||
| Top gear ratio | 0.73 | ||
| Final drive ratio | 2.47 | ||
| general | |||
| Carfolio.com ID | 257521 | ||
| Production total | |||
| Model code | 172403 | ||
| Model family | R 172 | ||
| RAC rating | 17.1 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2011 Mercedes-Benz SLK 250 CDI BlueEFFICIENCY Automatic added 2011-10-28. Last modified 2020-02-02. |
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