280 C
  • Design name
    C 123 V 28
  • Type
    123.050
  • Production period
    11.1976 / 04.1977 - 03.1980
  • 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 110 V 28 / 110.923
  • Number of cylinders / arrangement
    6 / in line
  • Bore x Stroke
    86.0 x 78.8 mm
  • Total displacement
    2746 cc (tax classification: 2717 cc)
  • Compression ratio
    8.7:1
  • Rated output
    156 hp / 115 kW at 5500 rpm
  • Rated torque
    223 Nm at 4000 rpm
  • Number of valves / arrangement
    1 intake, 1 exhaust / V-shaped overhead
  • Valve operation
    2 overhead camshafts
  • Camshaft drive
    double roller chain
  • Fuel system
    1 Solex 4 A dual compound downdraught carburettor
  • Fuel tank: position / capacity
    above the rear axle / 80 l
  • Frame design
    steel unit body
  • Front-wheel suspension
    double wishbone
  • Rear-wheel suspension
    semi-trailing arm axle (hydropneumatic level control optional)
  • Front springs
    coil springs, supplementary rubber suspension, torsion bar stabiliser
  • Rear springs
    coil springs, supplementary rubber suspension, torsion bar stabiliser
  • Shock absorber front/rear
    telescopic shock absorbers
  • Steering
    recirculating-ball power steering
  • Brake system (foot brake)
    hydraulic dual-circuit brake system with vacuum booster; four-wheel disc brakes
  • Parking brake (hand brake)
    mechanical (foot-operated), acting on rear wheels
  • Wheels
    sheet-steel wheels (light-alloy wheels optional)
  • Wheel rims
    6 J 14 x H 2
  • Tires
    195/70 HR 14 89 H
  • Driven wheels
    rear wheels
  • Drivetrain
    divided 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. 3.98; II. 2.29; III. 1.45; IV. 1.0; R. 3.74
  • Final drive ratio
    3.54: from 11.1977: 3.58
  • Maximum speed
    190 km/h
  • Acceleration 0-100 km/h
    10.6 s
  • Comments
    acceleration by shifting through from 0 - 100 km/h (2 occupants)
  • Fuel consumption
    9.6 / 12.8 / 17.3 l
  • by Guideline
    80/1268/EEC: figures apply to 90 km/h / 120 km/h / urban cycle
  • Gearing
    4-speed automatic transmission
  • Availibility
    as standard
  • Shifting
    central floor gear shift lever
  • Clutch
    dry single-disc clutch
  • Transmission type
    planetary gear system
  • Gear ratios
    I. 3.98; II. 2.39; III. 1.46; IV. 1.0; R. 5.47
  • Final drive ratio
    3.54: from 11.1977: 3.58
  • Maximum speed
    185 km/h
  • Acceleration 0-100 km/h
    11.3 s
  • Comments
    acceleration by shifting through from 0 - 100 km/h (2 occupants)
  • Fuel consumption
    11.1 / 14.0 / 17.7 l
  • by Guideline
    80/1268/EEC: figures apply to 90 km/h / 120 km/h / urban cycle
  • Wheelbase
    2710 mm
  • Front / rear track
    1488 / 1446 mm
  • Length
    4640 mm
  • Width
    1786 mm
  • Height
    1395 mm
  • Kerb weight
    1445 kg
  • by Guideline
    DIN 70020 (ready to drive, including fuel, spare wheel and tool kit)
  • Gross weight
    1965 kg
  • Units produced
    3704
  • Prices
    03.1977: DM 29,847.90
    01.1978: DM 30,116.80
    04.1978: DM 31,270.40
    12.1978: DM 31,897.60
    05.1979: DM 32,093.60
    01.07.1979: DM 32,380.15
    16.07.1979: DM 33,007.30
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