280 CE
  • Model
    C 123 E 28
  • Description
    123.053
  • Production
    10.1976 / 04.1977 - 08.1985
  • production start-up pre-production series / standard production - end of production
  • Combustion principle
    four-stroke petrol (with manifold injection)
  • Configuration
    front, longitudinal; vertical
  • Engine type
    M 110 E 28 / 110.984
  • 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; from 04.1978: 9.0
  • Rated output
    177 hp / 130 kW at 6000 rpm;~from 04.1978: 185 hp / 136 kW at 5800 rpm
  • Rated torque
    234 Nm at 4500 rpm; from 04.1978: 240 Nm at 4500 /min
  • Number of valves / arrangement
    1 intake, 1 exhaust / V-shaped overhead
  • Valve operation
    2 overhead camshafts
  • Camshaft drive
    double roller chain
  • Fuel system
    manifold injection, mechanically controlled (Bosch K-Jetronic)
  • 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, antilock system optional from 08.1980; 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
    200 km/h
  • Acceleration 0-100 km/h
    9.9 s
  • Comments
    acceleration by shifting through from 0 - 100 km/h (2 occupants)
  • Fuel consumption
    9.3 / 11.8 / 18.3 l; from 10.1981: 9.3 / 11.7 / 15.0 l
  • by Guideline
    80/1268/EEC: figures apply to 90 km/h / 120 km/h / urban cycle
  • Gearing
    5-speed manual transmission
  • Availibility
    option (from 10.1981)
  • Shifting
    central floor gear shift lever
  • Clutch
    dry single-disc clutch
  • Transmission type
    change-speed gear
  • Gear ratios
    I. 3.82; II. 2.20; III. 1.40; IV. 1.0; V. 0.81; R. 3.71
  • Final drive ratio
    3.58
  • Maximum speed
    200 km/h
  • Acceleration 0-100 km/h
    9.9 s
  • Comments
    acceleration by shifting through from 0 - 100 km/h (2 occupants)
  • Fuel consumption
    8.5 / 10.7 / 15.0 l
  • by Guideline
    80/1268/EEC: figures apply to 90 km/h / 120 km/h / urban cycle
  • Gearing
    4-speed automatic transmission
  • Availibility
    option (until 09.1981)
  • 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
    195 km/h
  • Acceleration 0-100 km/h
    10.8 s
  • Comments
    acceleration by shifting through from 0 - 100 km/h (2 occupants)
  • Fuel consumption
    10.3 / 13.2 / 17.1 l
  • by Guideline
    80/1268/EEC: figures apply to 90 km/h / 120 km/h / urban cycle
  • Gearing
    4-speed automatic transmission
  • Availibility
    option (from 10.1981)
  • Shifting
    central floor gear shift lever
  • Clutch
    dry single-disc clutch
  • Transmission type
    planetary gear system
  • Gear ratios
    I. 3.68; II. 2.41; III. 1.44; IV. 1.0; R. 5.14
  • Final drive ratio
    3.58
  • Maximum speed
    195 km/h
  • Acceleration 0-100 km/h
    10.8 s
  • Comments
    acceleration by shifting through from 0 - 100 km/h (2 occupants)
  • Fuel consumption
    9.8 / 12.1 / 14.8 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
    1460 kg
  • by Guideline
    DIN 70020 (ready to drive, including fuel, spare wheel and tool kit)
  • Gross weight
    1980 kg
  • Units produced
    32,138
  • Prices
    03.1977: DM 31,834.80
    01.1978: DM 32,121.60
    04.1978: DM 33,342.40
    12.1978: DM 34,014.40
    05.1979: DM 34,210.40
    01.07.1979: DM 34,515.85
    16.07.1979: DM 35,188.20
    03.1980: DM 36,566.80
    08.1980: DM 37,256.10
    07.1981: DM 38,420.00
    09.1981: DM 38,713.80
    01.1982: DM 39,776.00
    07.1982: DM 40,962.50
    07.1983: DM 41,325.00
    08.1983: DM 42,636.00
    01.1984: DM 43,605.00
    09.1984: DM 44,460.00
    04.1985: DM 45,657.00
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