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Mercedes-Benz 300 SL Roadster

(1958 model)

Brief specs of 1958 Mercedes-Benz 300 SL Roadster

2-door 2-seater convertible (cabriolet), petrol (gasoline) 6-cylinder 12-valve straight (inline) engine, 2996 cm3 / 182.8 cu in / 182.8 cu in, 177.0 kW / 237.4 hp / 237.4 hp @ 5800 rpm / 5800 rpm / 5800 rpm, 272.0 N·m / 200.6 lb·ft / 200.6 lb·ft @ 4600 rpm / 4600 rpm / 4600 rpm, manual 4-speed transmission, rear wheel drive, 217 km/h / 135 mph / 135 mph top speed

units: metric UK US

Basic (general) data

Marque (make)Mercedes-BenzIssued from1958
Model300 SL RoadsterIssued until
Serie300Number made
Model familyBody construction
Model codeBody designation
ManufacturerMercedes-BenzCountryDE

Bodywork

Base platformNumber of doors2
Bodywork typeconvertible (cabriolet)Number of seats2
Bodywork designerCargo capacity (volume)
Passenger space (volume)4290 l / 151.50 cu ft / 151.50 cu ftMax. cargo capacity (volume)

Dimensions & Weight

Length4530 mm / 178.3 in / 178.3 inTotal (curb) weight1338 kg / 2950 lb / 2950 lb
Width1800 mm / 70.9 in / 70.9 inDry weight
Height1310 mm / 51.6 in / 51.6 inLoad capacity
Wheelbase2410 mm / 94.9 in / 94.9 inGross (max.) weight
Track frontTowing weight
Track rearWeight distribution (front)
Ground clearance130 mm / 5.1 in / 5.1 inFuel capacity100 l / 22.0 UK gal / 26.4 US gal
Length/wheelbase ratio1.88  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)2.00 m2 / 21.6 sq ft / 21.6 sq ft (est.)
Aerodynamic coefficient (Cd×A)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Engine

Engine CodeTotal number of cylinders6
Engine Typestraight (inline) (Inline, 6 cylinder)Total number of valves12
Engine ManufacturerValves per cylinder2
Engine constructionBore85.0 mm / 3.35 in / 3.35 in
Fuelpetrol (gasoline)Stroke88.0 mm / 3.46 in / 3.46 in
Fuel detailsBore/Stroke ratio0.97
Fuel supplyInjectionEngine displacement2996 cm3 / 182.8 cu in / 182.8 cu in
Engine Main bearingsUnitary capacity499.36 cm3/cylinder / 30.473 cu in/cylinder / 30.473 cu in/cylinder
Cam DesignCompression ratio
SumpdryMax. output power177.0 kW / 237.4 hp / 237.4 hp at 5800 rpm / 5800 rpm / 5800 rpm
AspirationMax. torque272.0 N·m / 200.6 lb·ft / 200.6 lb·ft at 4600 rpm / 4600 rpm / 4600 rpm
Compressor typeMaximum rpm
IntercoolerMax. net output (power at the wheels)70.8 kW / 94.9 hp / 94.9 hp (est.)
CoolantSpecific output59.1 kW/l / 1.298 bhp/cu in / 1.298 bhp/cu in
Catalytic converterSpecific torque90.8 N·m/l / 0.79 lb·ft/cu in / 0.79 lb·ft/cu in

Transmission

Transmission typemanualNumber of gears4
Wheel driverear wheel driveTop gear (drive) ratio
  Final gear (drive) ratio

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed217 km/h / 135 mph / 135 mph
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio180.1 kW/ton / 136.5 bhp/ton / 136.5 bhp/ton
Acceleration 0-100 km/hFuel consumption, City (urban)
Acceleration 0-100 mph (160 km/h)Fuel consumption, Road (extra-urban)
Acceleration 80-120 km/h (50-70 mph) in topFuel consumption, Mixed (combined)
Standing ¼mile time Fuel consumption, Euro
Standing kilometer time CO2 emissions
  Range

Chassis

Engine locationfrontEngine alignmentlongitudinal
SteeringSteering details
Turns lock-to-lockTurning circle12.0 m / 39.4 ft / 39.4 ft
Suspension frontSuspension rear
Wheels frontWheels rear
Tyres frontTyres rear
Brakes frontBrakes reardrum
Brake diameter front260 mm / 10.2 in / 10.2 inBrake diameter rear
Brakes detailsABS (anti-lock braking system)Braked area

Technical specifications and performance data of Mercedes-Benz 300 SL Roadster

Infobox

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