300 SL Roadster with hardtop
  • Design name
    W 198 II
  • Type
    198.042
  • Production period
    10.1958 - 02.1963
  • Note on production period
    production standard production - end of production
  • Combustion principle
    four-stroke petrol (with direct injection)
  • Configuration
    front, longitudinal; vertical
  • Engine type
    M 198 I / 198.980; from 03.1962: M 198 III / 198.982
  • Number of cylinders / arrangement
    6 / in-line; 45° inclination to left; since 03-62 light-alloy block
  • Bore x Stroke
    85 x 88 mm
  • Total displacement
    2996 cc (tax classification: 2975 cc)
  • Compression ratio
    8,55
  • Rated output
    215 hp at 5800 rpm
  • Rated torque
    28 mkg at 4600 rpm
  • Number of valves / arrangement
    1 intake, 1 exhaust / overhead
  • Valve operation
    1 overhead camshaft
  • Camshaft drive
    double roller chain
  • Fuel system
    direct injection, mechanically controlled;~Bosch 6-plunger injection pump
  • Fuel tank: position / capacity
    in the rear / 100 l
  • Frame design
    tubular space frame / sheet-steel bodywork
  • Front-wheel suspension
    double wishbone
  • Rear-wheel suspension
    single-joint swing axle with compensating spring
  • Front springs
    coil springs, torsion bar stabiliser
  • Rear springs
    coil springs
  • Shock absorber front/rear
    telescopic shock absorbers
  • Steering
    recirculating-ball steering
  • Brake system (foot brake)
    hydraulic, with vacuum booster, acting on front- and rear wheels; four-wheel drum brakes, from 03.1961 four-wheel disc brakes
  • Parking brake (hand brake)
    mechanical, acting on rear wheels
  • Wheels
    sheet-steel disc wheels
  • Wheel rims
    drop center rim 5 1/2 K x 15
  • Tires
    6.50-15 super sport
  • Driven wheels
    rear wheels
  • Drivetrain
    single-piece cardan shaft
  • Gearing
    4-speed manual transmission
  • Availibility
    as standard
  • Shifting
    central floor gear shift lever
  • Clutch
    dry single-disc clutch
  • Transmission type
    change-speed gear
  • Gear ratios
    I. 3.34; II. 1.97; III. 1.39; IV. 1.0; R. 2.73
  • Final drive ratio
    3.64 (3.25, 3.42 or 3.89 optional)
  • Maximum speed
    up to 250 km/h, depending on rear axle ratio
  • Acceleration 0-100 km/h
    10 s
  • Fuel consumption
    12.5 l
  • by Guideline
    DIN 70030: consumption, determined at 3/4 of top-speed (not more than 110 km/h), plus 10 %
  • Wheelbase
    2400 mm
  • Front / rear track
    1398 / 1448 mm
  • Length
    4570 mm
  • Width
    1790 mm
  • Height
    1300 mm (with cabriolet top closed)
  • Chassis weigth
    970 kg
  • Kerb weight
    1370 kg
  • by Guideline
    DIN 70020 (ready to drive, including fuel, spare wheel and tool kit)
  • Gross weight
    1560 kg; from 03.1961: 1660 kg
  • Units produced
    1858 (roadsters and roadsters with hardtop)
  • Prices
    10.1958: DM 34,000.00 (including roadster soft top)
    or DM 33,250.00 (not including roadster soft top)
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