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1979 250 (140 Hp) Automatic

Technical specifications and auto data, engine info, fuel consumption performance specs, dimensions and volumes

FULL CAR SPECIFICATIONS

GENERAL INFO

Select Units

Series

W123

Modification

250 (140 Hp) Automatic

Body Type

Sedan

Start of production

1979, Sep

End of production

1985, Dec

Powertrain

ICE

Fuel type

Petrol (Gasoline)

Fuel tank capacity

80 l 21.13 US gal
17.6 UK gal

Engine displacement

2525 cm³ 154.08 cu. In.

Power

140 hp (at 5500 rpm)

Torque

200 Nm (at 3500 rpm) 147.51 lb. ft (at 3500 rpm)

Drive Axle

Rear wheel drive

Top Speed

180 km/h 112 mph

Gearbox type

Automatic

Number of Gears

4

Kerb weight

1410 kg 3108.5 lbs

Length

4725 mm 186.02 in

Width

1786 mm 70.31 in

Doors

4

Seats

5

Wheel rims

5.5J x 14

FUEL CONSUMPTION

Economy

- Urban

16 l/100 km 14.7 US mpg
17.66 UK mpg

- Extra urban

10.1 l/100 km 23.29 US mpg
27.97 UK mpg

PERFORMANCE

Speed

- Top speed

180 km/h 112 mph

Acceleration

0 - 100 km/h

12.2 sec

0 - 60 mph

11.6 sec

ENGINE SPECIFICATION

Engine Model

M 123 V 25 / 123.920

Powertrain

ICE

Fuel type

Petrol (Gasoline)

Fuel system

Carburettor

Engine Location

Front, Longitudinal

Turbine

none

Engine displacement

2525 cm³ 154.08 cu. In.

Power

140 hp (at 5500 rpm)

Torque

200 Nm (at 3500 rpm) 147.51 lb. ft (at 3500 rpm)

Number of cylinders

6

Valves per cylinder

2

Position of cylinders

Inline

Cylinder Bore

86 mm 3.39 in

Piston Stroke

72.45 mm 2.85 in

Compression ratio

9

Valvetrain

SOHC

Engine oil capacity

7.5 l 7.95 US qt
6.6 UK qt

Coolant

10 l 10.6 US qt
8.8 UK qt

POWER-TO-WEIGHT RATIO (PWR)

Color Index

Dynamic Efficiency

fair Performance

DIMENSIONS

Length

4725 mm 186.02 in

Width

1786 mm 70.31 in

Height

1438 mm 56.61 in

Wheelbase

2795 mm 110.04 in

Front track

1488 mm 58.58 in

Rear (Back) track

1446 mm 56.93 in

DRIVETRAIN, SUSPENSION & TIRES

Drive Axle

Rear wheel drive

Number of Gears

4

Brakes

- Front

Disc

- Rear

Disc

Steering type

Cone worm with recirculation balls

Suspension

- Front

Double wishbone

- Rear

Trailing arm

Wheel rims

5.5J x 14

Rear wheel rims

5.5J x 14

WEIGHTS & TRUNK SPACE

Kerb weight

1410 kg 3108.5 lbs

Max. weight

1930 kg 4254.9 lbs

Luggage capacity

- Max. roof load

520 kg 1146.4 lbs

MODEL REVIEW
Mercedes-Benz W123 250 (140 Hp) Automatic is made in 1979 1980 1981 1982 1983 1984 1985