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BMW M Roadster

(2001 model)

Brief specs of 2001 BMW M Roadster

2-door 2+2-seater drophead coupé (convertible coupé), petrol (gasoline) 6-cylinder 24-valve straight (inline) engine, DOHC (double overhead camshafts, twin cam), 3246 cm3 / 198.1 cu in / 198.1 cu in, 238.6 kW / 320.0 hp / 320.0 hp @ 7400 rpm / 7400 rpm / 7400 rpm, 350.0 N·m / 258.1 lb·ft / 258.1 lb·ft @ 4900 rpm / 4900 rpm / 4900 rpm, manual 5-speed transmission, rear wheel drive, 250 km/h / 155 mph / 155 mph top speed, consumption 11.3 l/100km / 25.0 mpg-UK / 20.8 mpg-US

units: metric UK US

Basic (general) data

Marque (make)BMWIssued from2001
ModelM RoadsterIssued until
SerieMNumber made
Model familyBody construction
Model codeBody designation
ManufacturerBMWCountryDE,ZA

Bodywork

Base platformNumber of doors2
Bodywork typedrophead coupé (convertible coupé)Number of seats2+2
Bodywork designerCargo capacity (volume)
Passenger space (volume)4130 l / 145.85 cu ft / 145.85 cu ftMax. cargo capacity (volume)

Dimensions & Weight

Length4025 mm / 158.5 in / 158.5 inTotal (curb) weight1375 kg / 3031 lb / 3031 lb
Width1740 mm / 68.5 in / 68.5 inDry weight
Height1287 mm / 50.7 in / 50.7 inLoad capacity
Wheelbase2459 mm / 96.8 in / 96.8 inGross (max.) weight
Track front1422 mm / 56.0 in / 56.0 inTowing weight
Track rear1492 mm / 58.7 in / 58.7 inWeight distribution (front)
Ground clearanceFuel capacity51 l / 11.2 UK gal / 13.5 US gal
Length/wheelbase ratio1.64  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)0.42Frontal area (A)1.84 m2 / 19.8 sq ft / 19.8 sq ft
Aerodynamic coefficient (Cd×A)0.77 m2 / 8.3 sq ft / 8.3 sq ftAerodynamic resistance (Aero horse power) at 100 km/h (62 mph)19.1 kW / 25.7 hp / 25.7 hp

Engine

Engine CodeS54Total number of cylinders6
Engine Typestraight (inline) (Inline, 6 cylinder)Total number of valves24
Engine ManufacturerBMWValves per cylinder4
Engine constructionBore87.0 mm / 3.43 in / 3.43 in
Fuelpetrol (gasoline)Stroke91.0 mm / 3.58 in / 3.58 in
Fuel detailsBore/Stroke ratio0.96
Fuel supplyEFiEngine displacement3246 cm3 / 198.1 cu in / 198.1 cu in
Engine Main bearingsUnitary capacity541.00 cm3/cylinder / 33.014 cu in/cylinder / 33.014 cu in/cylinder
Cam DesignDOHC (double overhead camshafts, twin cam)Compression ratio11.5 : 1
SumpMax. output power238.6 kW / 320.0 hp / 320.0 hp at 7400 rpm / 7400 rpm / 7400 rpm
AspirationnaturalMax. torque350.0 N·m / 258.1 lb·ft / 258.1 lb·ft at 4900 rpm / 4900 rpm / 4900 rpm
Compressor typeN/AMaximum rpm
IntercoolernoMax. net output (power at the wheels)110.7 kW / 148.4 hp / 148.4 hp (est.)
CoolantwaterSpecific output73.5 kW/l / 1.615 bhp/cu in / 1.615 bhp/cu in
Catalytic converteryesSpecific torque107.8 N·m/l / 0.94 lb·ft/cu in / 0.94 lb·ft/cu in

Transmission

Transmission typemanualNumber of gears5
Wheel driverear wheel driveTop gear (drive) ratio1
  Final gear (drive) ratio3.15

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed250 km/h / 155 mph / 155 mph
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio232.7 kW/ton / 176.3 bhp/ton / 176.3 bhp/ton
Acceleration 0-100 km/h5.30 s / 5.30 s / 5.30 sFuel consumption, City (urban)16.8 l/100km / 16.8 mpg-UK / 14.0 mpg-US
Acceleration 0-100 mph (160 km/h)Fuel consumption, Road (extra-urban)8.1 l/100km / 34.9 mpg-UK / 29.0 mpg-US
Acceleration 80-120 km/h (50-70 mph) in topFuel consumption, Mixed (combined)11.3 l/100km / 25.0 mpg-UK / 20.8 mpg-US
Standing ¼mile time Fuel consumption, Euro
Standing kilometer time CO2 emissions268 g/km / 431 g/mi / 431 g/mi
  Range451 km / 281 mi / 281 mi

Chassis

Engine locationfrontEngine alignmentlongitudinal
SteeringSteering details
Turns lock-to-lockTurning circle10.4 m / 34.1 ft / 34.1 ft
Suspension frontSuspension rear
Wheels front7.5J x 17Wheels rear9J x 17
Tyres front225/45 ZR 17Tyres rear225/45 ZR 17
Brakes frontventilated discBrakes rearventilated disc
Brake diameter front315 mm / 12.4 in / 12.4 inBrake diameter rear312 mm / 12.3 in / 12.3 in
Brakes detailsservo-assisted, ABS (anti-lock braking system)Braked area

Technical specifications and performance data of BMW M Roadster

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