Mercedes-Benz SLK class AMG III (R172) · Roadster · 2012–2016
Mercedes-Benz SLK class AMG 55 AMG 5.5 AT 421 HP
- Power
- 421 hp · 310 kW
- Torque
- 540 Nm
- 0–100 km/h
- 4.6 s
- Top speed
- 250 km/h
- Fuel consumption
- 8.4 l/100 km
- On a full tank
- ~830 km
Consumption and performance
- Top speed
- 250 km/h
- Acceleration 0–100 km/h
- 4.6 s
- Fuel tank
- 70 l
Engine
- Engine type
- Gasoline
- Engine code
- M152.980
- Displacement
- 5,461 cm³
- Max power
- 310 kW / 421 hp
- Torque
- 540 Nm at 4500 rpm
- Fuel
- A95
- Fuel system
- Direct injection
- Turbo
- No
- Engine position
- V type
- Cylinders
- 8
- Valves per cylinder
- 4
- Valvetrain
- DOHC
- Bore
- 98 mm
- Stroke
- 90.5 mm
- Compression ratio
- 12.6
- Emission standard
- Euro 5
- CO₂ emissions
- 195 g/km
Transmission
- Drive
- Rear
- Gearbox
- Automatic
- Gears
- 7
Dimensions and capacity
- Body type
- Roadster
- Doors
- 2
- Seats
- 2
- Length
- 4,146 mm
- Width
- 1,810 mm
- Height
- 1,301 mm
- Wheelbase
- 2,430 mm
- Front track
- 1,549 mm
- Rear track
- 1,567 mm
- Ground clearance
- 150 mm
- Kerb weight
- 1,610 kg
- Max weight
- 1,910 kg
- Boot space (min)
- 225 l
- Boot space (max)
- 335 l
- Turning circle
- 10.5 m
Wheels, brakes and chassis
- Tyre size
- 235/40/R18 255/35/R18
- Optional tyre sizes
- 255/35R18
- Wheel fitment (PCD, CB)
- DIA66.5 5x112
- Wheel fasteners
- Bolts M14x1.5
- Tyre pressure
- 2.2-2.7 bar
- Front brakes
- Ventilated discs
- Rear brakes
- Discs
- Front suspension
- Independent, coil spring
- Rear suspension
- Independent, coil spring