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Mercedes-Benz W123 W123 (1975–1986) Specs

Specifications, engines, dimensions and technical data.

Gen 1 1975 - 1986 W123 Station Wagon Estate
Mercedes-Benz W123
Engine —
Power —
Fuel —
Gears —
Platform —

Body Style



Mercedes-Benz W123 W123 overview

The Mercedes-Benz W123 (W123) is the 1st generation of the W123, built from 1975 to 1986. It is offered as a Station Wagon Estate with 18 engines (diesel, petrol), from 55 HP to 177 HP. The 300 TD (88 Hp) Automatic accelerates from 0 to 100 km/h in 20.4 s, reaches a top speed of 150 km/h and is 4725 mm long.

How much horsepower does the Mercedes-Benz W123 have?

The Mercedes-Benz W123 (W123) has 55 HP to 177 HP, depending on the engine: 2.0 Om615 (55 HP), 2.2 Om615 (60 HP), 2.4 Om616 (65 HP), 2.4 Om616 (72 HP), 3.0 Om617 (78 HP), 3.0 Om617 (80 HP), 3.0 Om617 (84 HP), 3.0 Om617 (88 HP), 2.0 M115 (94 HP), 2.0 M102 (101 HP), 2.3 M115 (109 HP), 2.0 M102 (109 HP), 3.0 Om617 (121 HP), 3.0 Om617 (125 HP), 2.5 M123 (129 HP), 2.3 M102 (136 HP), 2.8 M110 (156 HP), 2.8 M110 (177 HP).

What engines are available for the Mercedes-Benz W123?

The Mercedes-Benz W123 is available with 18 engines: 2.0 Om615 (55 HP, diesel), 2.2 Om615 (60 HP, diesel), 2.4 Om616 (65 HP, diesel), 2.4 Om616 (72 HP, diesel), 3.0 Om617 (78 HP, diesel), 3.0 Om617 (80 HP, diesel), 3.0 Om617 (84 HP, diesel), 3.0 Om617 (88 HP, diesel), 2.0 M115 (94 HP, petrol), 2.0 M102 (101 HP, petrol), 2.3 M115 (109 HP, petrol), 2.0 M102 (109 HP, petrol), 3.0 Om617 (121 HP, diesel), 3.0 Om617 (125 HP, diesel), 2.5 M123 (129 HP, petrol), 2.3 M102 (136 HP, petrol), 2.8 M110 (156 HP, petrol), 2.8 M110 (177 HP, petrol).

What are the dimensions of the Mercedes-Benz W123?

The Mercedes-Benz W123 is 4725 mm long, 1786 mm wide, 1470 mm tall, with a 2795 mm wheelbase.

How fast is the Mercedes-Benz W123?

The Mercedes-Benz W123 300 TD (88 Hp) Automatic goes from 0 to 100 km/h in 20.4 s and has a top speed of 150 km/h.

Advanced Specs

Overview

Generation Mercedes-Benz S123
Year 1979–1986
Platform Mercedes-Benz W123
Variant 300 TD (88 Hp) Automatic
Body type Station Wagon Estate
Engine type Fuel
Fuel type Diesel
Seats 5
Doors 5

Power & torque

Power 88 HP
Power @ max rpm 4400 rpm
Torque 172 Nm
Torque @ max rpm 2400 rpm

Performance

Top speed 150 km/h
0–100 km/h 20.4 s
0–62 mph 20.4 s

Engine

Engine code OM617.912
Displacement 2998 cc
Cylinders 5
Configuration inline
Bore 90.9 mm
Stroke 92.4 mm
Compression ratio 21
Valves per cylinder 2
Injection system Precombustion Chamber Injection
Aspiration Naturally Aspirated Engine
Valvetrain sohc
Oil capacity 7.0 L
Coolant 10.7 L
Engine layout Front Longitudinal

Drivetrain & transmission

Drive Rear Wheel Drive
Powertrain architecture Internal Combustion Engine
Drivetrain architecture The Internal Combustion Engine Ice Drives The Rear Wheels Of The Vehicle
Gearbox type torque_converter
Gears 4
Gearbox code 722.1
Gearbox manufacturer Mercedes Benz

Dimensions

Length 4725 mm
Width 1786 mm
Height 1470 mm
Wheelbase 2795 mm
Front track 1488 mm
Rear track 1453 mm

Mass

Kerb weight 1570 kg
Max weight 2190 kg
Max load 620 kg

Consumption & emissions

Fuel urban 9.8 L/100km
Fuel extra urban 8.1 L/100km
Fuel tank 70.0 L

Chassis & brakes

Front suspension Double Wishbone
Rear suspension Trailing Arm
Front brakes disc
Rear brakes disc
Steering type Cone Worm With Recirculation Balls
Power steering Hydraulic Steering
Tire size Front wheel tires: 195/70 R14Rear wheel tires: 195/70 R14
Wheel rims Front wheel rims: 6J x 14Rear wheel rims: 6J x 14

Efficiency ratios

Weight-to-power 17.8 kg/Hp, 56.1 Hp/tonne
Weight-to-torque 9.1 kg/Nm, 109.6 Nm/tonne

Other

Start Of Production 1979
End Of Production 1986

Performance

Engine speed (1k/rpm)

Figures from catalog data; real-world values may differ.

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