12/55 hp

12/55 hp
  • Model
    W 03
  • Production
    1926
  • Combustion principle
    four-stroke Otto
  • Configuration
    front, longitudinal; vertical
  • Engine type
    M 7456
  • Number of cylinders / arrangement
    6 / in line
  • Bore x Stroke
    74 x 115 mm
  • Total displacement
    2968 cc
  • Compression ratio
    5.0
  • Rated output
    55 hp at 3200 rpm
  • Number of valves / arrangement
    1 intake, 1 exhaust / lateral, vertical
  • Valve operation
    1 lateral camshaft
  • Camshaft drive
    via spur gears
  • Fuel system
    1 cross-draught carburettor Zenith HKG
  • Fuel tank: position / capacity
    in the rear / 60 l
  • Frame design
    U-section pressed-steel frame
  • Front-wheel suspension
    rigid axle
  • Rear-wheel suspension
    rigid axle
  • Front springs
    semi-elliptical springs
  • Rear springs
    underslung semi-elliptical springs
  • Steering
    worm-and-nut steering, right or left-hand
  • Brake system (foot brake)
    mechanical, acting on front- and rear wheels
  • Parking brake (hand brake)
    mechanical, acting on rear wheels
  • Wheels
    wooden-, steel- or wire-spoke wheels
  • Tires
    32 x 6.00; 32 x 6.20 low pressure or 6.00-20
  • Driven wheels
    rear wheels
  • Drivetrain
    cardan shaft
  • Gearing
    4-speed manual transmission
  • Shifting
    shift lever in centre of vehicle
  • Clutch
    dry multi-disc clutch
  • Transmission type
    change-speed gear
  • Gear ratios
    I. 3.85; II. 2.29; III. 1.58; IV. 1.0
  • Final drive ratio
    5.40
  • Maximum speed
    100 km/h
  • Fuel consumption
    17 l
  • Wheelbase
    3430 mm
  • Front / rear track
    1420 / 1420 mm
  • Length
    4650 mm
  • Width
    1760 mm
  • Height
    1920 mm
  • Chassis weigth
    1250 kg
  • Kerb weight
    tourer: 1800 kg; pullman saloon: 1980 kg
  • Gross weight
    tourer: 2550 kg; pullman saloon: 2750 kg
  • Units produced
    not documented
  • Prices
    chassis: RM 9,500.-
    tourer (6 seats): RM 11,800.-
    sedan (6 seats): RM 13,800.-
    convertible (2/3 seats): RM 13,500.-
    convertible (4 seats): RM 14,500.-
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