Mercedes-Benz Top Speed

W121 sedan

140.00 km/h

or 86.99 mp/h

General information
BrandMercedes-Benz
Model Ponton
Generation W121 Sedan
Modification (Engine) 190 (75 Hp)
Start of production March, 1956 year
End of production August, 1959 year
Powertrain Architecture Internal Combustion engine
Body typeSedan
Seats 5
Doors 4
Performance specs
Fuel consumption (economy) - combined 8.9 l/100 km 26.43 US mpg31.74 UK mpg11.24 km/l
Fuel Type Petrol (Gasoline)
Acceleration 0 - 100 km/h20.5 sec
Acceleration 0 - 62 mph20.5 sec
Acceleration 0 - 60 mph 19.5 sec
Maximum speed 140 km/h 86.99 mph
Weight-to-power ratio 16 kg/Hp, 62.5 Hp/tonne
Weight-to-torque ratio 8.8 kg/Nm, 113.3 Nm/tonne
Engine specs
Power 75 Hp @ 4600 rpm.
Power per litre 39.5 Hp/l
Torque 136 Nm @ 2800 rpm. 100.31 lb.-ft. @ 2800 rpm.
Engine location Front, Longitudinal
Engine Model/Code M 121 B I / 121.920
Engine displacement 1897 cm3 115.76 cu. in.
Number of cylinders 4
Position of cylinders Inline
Cylinder Bore 85 mm 3.35 in.
Piston Stroke 83.6 mm 3.29 in.
Compression ratio 7.5
Number of valves per cylinder 2
Fuel System Carburettor
Engine aspiration Naturally aspirated engine
Valvetrain SOHC
Engine oil capacity 4 l 4.23 US qt | 3.52 UK qt
Oil viscosity No Data
Space, Volume and weights
Kerb Weight 1200 kg 2645.55 lbs.
Max. weight 1650 kg 3637.63 lbs.
Max load 450 kg 992.08 lbs.
Fuel tank capacity 56 l 14.79 US gal | 12.32 UK gal
Dimensions
Length 4485 mm 176.57 in.
Width 1740 mm 68.5 in.
Height 1560 mm 61.42 in.
Wheelbase 2650 mm 104.33 in.
Front track 1430 mm 56.3 in.
Rear (Back) track 1470 mm 57.87 in.
Drivetrain, brakes and suspension specs
Drivetrain Architecture The Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drive wheel Rear wheel drive
Number of Gears (manual transmission) 4
Front suspension Double wishbone, Transverse stabilizer
Rear suspension Trailing arm
Front brakesDrum
Rear brakesDrum
Steering type Cone worm with recirculation balls