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Mercedes-Benz SL 280 Automatic

(1998 model)

Brief specs of 1998 Mercedes-Benz SL 280 Automatic

2-door 2+2-seater drophead coupé (convertible coupé), petrol (gasoline) 6-cylinder 18-valve V engine, SOHC (single overhead camshaft), 2799 cm3 / 170.8 cu in / 170.8 cu in, 152.1 kW / 204.0 hp / 204.0 hp @ 5700 rpm / 5700 rpm / 5700 rpm, 270.0 N·m / 199.1 lb·ft / 199.1 lb·ft @ 3000 rpm / 3000 rpm / 3000 rpm, automatic 5-speed transmission, rear wheel drive, 228 km/h / 142 mph / 142 mph top speed

units: metric UK US

Basic (general) data

Marque (make)Mercedes-BenzIssued from1998
ModelSL 280 AutomaticIssued until
SerieSL classNumber made
Model familyR 129Body construction
Model codeBody designation
ManufacturerMercedes-BenzCountryDE

Bodywork

Base platformNumber of doors2
Bodywork typedrophead coupé (convertible coupé)Number of seats2+2
Bodywork designerCargo capacity (volume)317 l / 11.19 cu ft / 11.19 cu ft
Passenger space (volume)4580 l / 161.74 cu ft / 161.74 cu ftMax. cargo capacity (volume)

Dimensions & Weight

Length4499 mm / 177.1 in / 177.1 inTotal (curb) weight1810 kg / 3990 lb / 3990 lb
Width1809 mm / 71.2 in / 71.2 inDry weight
Height1290 mm / 50.8 in / 50.8 inLoad capacity
Wheelbase2515 mm / 99.0 in / 99.0 inGross (max.) weight
Track front1535 mm / 60.4 in / 60.4 inTowing weight
Track rear1523 mm / 60.0 in / 60.0 inWeight distribution (front)
Ground clearanceFuel capacity80 l / 17.6 UK gal / 21.1 US gal
Length/wheelbase ratio1.79  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)0.32Frontal area (A)2.00 m2 / 21.5 sq ft / 21.5 sq ft
Aerodynamic coefficient (Cd×A)0.64 m2 / 6.9 sq ft / 6.9 sq ftAerodynamic resistance (Aero horse power) at 100 km/h (62 mph)15.9 kW / 21.3 hp / 21.3 hp

Engine

Engine CodeTotal number of cylinders6
Engine TypeV engine (V6)Total number of valves18
Engine ManufacturerMercedes-BenzValves per cylinder3
Engine constructionBore89.9 mm / 3.54 in / 3.54 in
Fuelpetrol (gasoline)Stroke73.5 mm / 2.89 in / 2.89 in
Fuel detailsBore/Stroke ratio1.22
Fuel supplyBo HFM fuel inj.Engine displacement2799 cm3 / 170.8 cu in / 170.8 cu in
Engine Main bearingsUnitary capacity466.50 cm3/cylinder / 28.468 cu in/cylinder / 28.468 cu in/cylinder
Cam DesignSOHC (single overhead camshaft)Compression ratio10.1 : 1
SumpMax. output power152.1 kW / 204.0 hp / 204.0 hp at 5700 rpm / 5700 rpm / 5700 rpm
AspirationnaturalMax. torque270.0 N·m / 199.1 lb·ft / 199.1 lb·ft at 3000 rpm / 3000 rpm / 3000 rpm
Compressor typeN/AMaximum rpm
IntercoolernoMax. net output (power at the wheels)78.4 kW / 105.1 hp / 105.1 hp (est.)
CoolantwaterSpecific output54.3 kW/l / 1.194 bhp/cu in / 1.194 bhp/cu in
Catalytic converteryesSpecific torque96.5 N·m/l / 0.84 lb·ft/cu in / 0.84 lb·ft/cu in

Transmission

Transmission typeautomaticNumber of gears5
Wheel driverear wheel driveTop gear (drive) ratio0.83
  Final gear (drive) ratio3.67

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed228 km/h / 142 mph / 142 mph
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio112.7 kW/ton / 85.4 bhp/ton / 85.4 bhp/ton
Acceleration 0-100 km/h9.80 s / 9.80 s / 9.80 sFuel 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
Steeringrecirculating ball PASSteering details
Turns lock-to-lockTurning circle11.3 m / 37.1 ft / 37.1 ft
Suspension frontIndependent, Wishbone (A-arm, control arm), Coil springs, Anti-roll (anti-sway) bar (ARB)Suspension rearIndependent, Multi-link, Coil springs, Anti-roll (anti-sway) bar (ARB)
Wheels frontWheels rear
Tyres front285/50-R18109Tyres rear255/60-R17
Brakes frontventilated discBrakes rearventilated disc
Brake diameter frontBrake diameter rear
Brakes detailsservo-assisted, ABS (anti-lock braking system)Braked area

Technical specifications and performance data of Mercedes-Benz SL 280 Automatic

Infobox

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