300 SD; from 06.1993: S 350 Turbodiesel
- Combustion principle: four-stroke diesel (with indirect injection, exhaust turbocharger and emission control device with oxidising catalyst)
- Configuration: front, longitudinal; vertical
- Engine type: OM 603 D 35 A / 603.971
- Number of cylinders / arrangement: 6 / in-line; 15° inclination to the right
- Bore x Stroke: 89.0 x 92.4 mm
- Total displacement: 3449 cc
- Compression ratio: 22.0
- Rated output: 110 kW / 150 hp at 4000 rpm
- Rated torque: 310 Nm at 2000 rpm
- Number of valves / arrangement: 1 intake, 1 exhaust / overhead
- Valve operation: 1 overhead camshaft
- Camshaft drive: double roller chain
- Fuel system: indirect injection, mechanically controlled; Bosch 6-plunger injection pump / exhaust-gas turbocharger
- Fuel tank: position / capacity: above the rear axle / 100 l
- Frame design: steel unit body
- Front-wheel suspension: double wishbone
- Rear-wheel suspension: multilink suspension (hydropneumatic level control optional)
- Front springs: coil springs, torsion bar stabiliser
- Rear springs: coil springs, torsion bar stabiliser
- Shock absorber front/rear: gas-pressure shock absorbers
- Steering: recirculating-ball parameter power steering
- Brake system (foot brake): hydraulic dual-circuit brake system with vacuum booster and antilock system; disc brakes front (internally ventilated) and rear
- Parking brake (hand brake): mechanical (foot-operated), acting on rear wheels
- Wheels: sheet-steel wheels (light-alloy wheels optional)
- Wheel rims: 7 1/2 J x 16 H 2
- Tires: 225/60 R 16 97 V; in Germany from 01.1993: 235/60 R 16 100 V
- Driven wheels: rear wheels
- Drivetrain: divided cardan shaft
- Gearing: 4-speed automatic transmission
- Availibility: as standard
- Shifting: central floor gear shift lever
- Clutch: hydraulic torque converter in automatic transmission
- Transmission type: planetary gear system
- Gear ratios: I. 3.87; II. 2.25; III. 1.44; IV. 1.0; R. 5.59
- Final drive ratio: 2.82
- Maximum speed: 185 km/h
- Acceleration 0-100 km/h: 13.1 s
- Fuel consumption: 7.7 / 9.7 / 11.7 l
- by Guideline: 80/1268/EEC: figures apply to 90 km/h / 120 km/h / urban cycle
- Wheelbase: 3040 mm
- Front / rear track: 1603 / 1576 mm; from 06.1993: 1606 / 1579 mm
- Length: 5113 mm
- Width: 1886 mm
- Height: 1492 mm; from 06.1993: 1486 mm
- Kerb weight: 1940 kg
- by Guideline: DIN 70020 (ready to drive, including fuel, spare wheel and tool kit)
- Gross weight: 2590 kg
- Units produced: a total of 20,518 (until 08.1996)
- Prices: not available in Germany before 10.1992
10.1992: DM 83,220.00
01.1993: DM 86,307.50