220 Cabriolet A
  • Design name
    W 187
  • Type
    187.012
  • Production period
    04.1951 / 08.1951 - 08.1955
  • Note on production period
    production start-up pre-production series / standard production - end of production
  • Combustion principle
    four-stroke petrol
  • Configuration
    front, longitudinal; vertical
  • Engine type
    M 180 I / 180.920
  • Number of cylinders / arrangement
    6 / in line
  • Bore x Stroke
    80 x 72.8 mm
  • Total displacement
    2195 cc (tax classification: 2171 cc)
  • Compression ratio
    6.5; from 04.1954: 7.6
  • Rated output
    80 hp at 4600 rpm; from 04.1954: 85 hp at 4800 rpm
  • Rated torque
    14.5 mkg at 2500 rpm; from 04.1954: 16 mkg at 2400 rpm
  • Number of valves / arrangement
    1 intake, 1 exhaust / overhead
  • Valve operation
    1 overhead camshaft
  • Camshaft drive
    double roller chain
  • Fuel system
    1 Solex 30 PAAJ dual downdraught carburettor
  • Fuel tank: position / capacity
    in the rear / 48 l; from 02.1952: 65 l
  • Frame design
    cruciform oval-tube frame / steel unit body
  • Front-wheel suspension
    double wishbone
  • Rear-wheel suspension
    swing axle
  • Front springs
    coil springs, torsion bar stabiliser
  • Rear springs
    double coil springs
  • Shock absorber front/rear
    telescopic shock absorbers
  • Steering
    ZF-Ross worm-and-lever steering, later recirculating-ball steering
  • Brake system (foot brake)
    hydraulic, acting on front- and rear wheels; four-wheel drum brakes
  • Parking brake (hand brake)
    mechanical, acting on rear wheels
  • Wheels
    sheet-steel disc wheels
  • Wheel rims
    drop-centre rim 4.50 K x 15
  • Tires
    6.40-15
  • Driven wheels
    rear wheels
  • Drivetrain
    divided cardan shaft
  • Gearing
    4-speed manual transmission
  • Availibility
    as standard
  • Shifting
    steering-column shift lever
  • Clutch
    dry single-disc clutch
  • Transmission type
    change-speed gear
  • Gear ratios
    I. 3.68; II. 2.25; III. 1.42; IV. 1.0; R. 3.08
  • Final drive ratio
    4.44
  • Maximum speed
    145 km/h; from 04.1954: 150 km/h
  • Acceleration 0-100 km/h
    21 s
  • Comments
    acceleration by shifting through from 0 - 100 km/h (2 occupants)
  • Fuel consumption
    10.9 l
  • by Guideline
    DIN 70030: consumption, determined at 3/4 of top-speed (not more than 110 km/h), plus 10 %
  • Wheelbase
    2845 mm
  • Front / rear track
    1315 / 1435 mm
  • Length
    4540 mm
  • Width
    1685 mm
  • Height
    1560 mm
  • Chassis weigth
    930 kg
  • Kerb weight
    1420 kg; from 04.1954: 1460 kg
  • by Guideline
    DIN 70020 (ready to drive, including fuel, spare wheel and tool kit)
  • Gross weight
    1680 kg; from 04.1954: 1720 kg
  • Units produced
    1278
  • Prices
    03.1951: DM 18,300.00 (not including tyres)
    02.1952: DM 18,850.00 (including tyres)
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