300 S Coupé
- Combustion principle: four-stroke petrol
- Configuration: front, longitudinal; vertical
- Engine type: M 188 / 188.920
- Number of cylinders / arrangement: 6 / in-line
- Bore x Stroke: 85 x 88 mm
- Total displacement: 2996 cc (tax classification: 2975 cc)
- Compression ratio: 7.8
- Rated output: 150 hp at 5000 rpm
- Rated torque: 23.5 mkg at 3800 rpm
- Number of valves / arrangement: 1 intake, 1 exhaust / overhead
- Valve operation: 1 overhead camshaft
- Camshaft drive: double roller chain
- Fuel system: 3 downdraught carburettors Solex 40 PBJC
- Fuel tank: position / capacity: in the rear / 85 l
- Frame design: cruciform oval-tube frame with centre reinforcement / steel unit body
- Front-wheel suspension: double wishbone
- Rear-wheel suspension: swing axle
- Front springs: coil springs, torsion bar stabiliser
- Rear springs: double coil springs
- Shock absorber front/rear: telescopic shock absorbers
- Steering: recirculating-ball steering
- Brake system (foot brake): hydraulic, from 1954 with vacuum booster, acting on front- and rear wheels; four-wheel drum brakes
- Parking brake (hand brake): mechanical, acting on rear wheels
- Wheels: sheet-steel disc wheels
- Wheel rims: drop-centre rim 5 K x 15
- Tires: 6.70-15 extra (6 PR)
- Driven wheels: rear wheels
- Drivetrain: divided cardan shaft
- Gearing: 4-speed manual transmission
- Availibility: as standard
- Shifting: steering-column shift lever
- Clutch: dry single-disc clutch
- Transmission type: change-speed gear
- Gear ratios: I. 3.68; II. 2.25; III. 1.42; IV. 1.0; R. 3.08
- Final drive ratio: 4125
- Maximum speed: 175 km/h
- Acceleration 0-100 km/h: 15 s
- Fuel consumption: 13.8 l
- by Guideline: DIN 70030: consumption, determined at 3/4 of top-speed (not more than 110 km/h), plus 10 %
- Wheelbase: 2900 mm
- Front / rear track: 1480 / 1525 mm
- Length: 4730 mm
- Width: 1910 mm
- Height: 1510 mm
- Chassis weigth: 1120 kg
- Kerb weight: 1740 kg
- by Guideline: DIN 70020 (ready to drive, including fuel, spare wheel and tool kit)
- Gross weight: 2000 kg
- Units produced: 216
- Prices: 06.1952: DM 34,500.00