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Subaru Impreza WRX STI

(2007 model)

Brief specs of 2007 Subaru Impreza WRX STI

5-door 5-seater hatchback (liftback) sedan, petrol (gasoline) 4-cylinder 16-valve flat (horizontally opposed, boxer) engine, DOHC (double overhead camshafts, twin cam), 1994 cm3 / 121.7 cu in / 121.7 cu in, 226.7 kW / 304.0 hp / 304.0 hp @ 6400 rpm / 6400 rpm / 6400 rpm, 422.0 N·m / 311.3 lb·ft / 311.3 lb·ft @ 4400 rpm / 4400 rpm / 4400 rpm, manual 6-speed transmission, all wheel drive

units: metric UK US

Basic (general) data

Marque (make)SubaruIssued from2007
ModelImpreza WRX STIIssued until
SerieImprezaNumber made
Model familyBody construction
Model codeCBA-GRBBody designation
ManufacturerFuji Heavy Industries Co. Ltd.CountryJP

Bodywork

Base platformNumber of doors5
Bodywork typehatchback (liftback) sedanNumber of seats5
Bodywork designerCargo capacity (volume)
Passenger space (volume)Max. cargo capacity (volume)

Dimensions & Weight

Length4415 mm / 173.8 in / 173.8 inTotal (curb) weight1480 kg / 3263 lb / 3263 lb
Width1475 mm / 58.1 in / 58.1 inDry weight
Height1475 mm / 58.1 in / 58.1 inLoad capacity
Wheelbase2625 mm / 103.3 in / 103.3 inGross (max.) weight
Track front1530 mm / 60.2 in / 60.2 inTowing weight
Track rear1540 mm / 60.6 in / 60.6 inWeight distribution (front)
Ground clearance155 mm / 6.1 in / 6.1 inFuel capacity60 l / 13.2 UK gal / 15.9 US gal
Length/wheelbase ratio1.68  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)1.85 m2 / 19.9 sq ft / 19.9 sq ft (est.)
Aerodynamic coefficient (Cd×A)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Engine

Engine CodeEJ20Total number of cylinders4
Engine Typeflat (horizontally opposed, boxer) Total number of valves16
Engine ManufacturerSubaruValves per cylinder4
Engine constructionBore92.0 mm / 3.62 in / 3.62 in
Fuelpetrol (gasoline)Stroke75.0 mm / 2.95 in / 2.95 in
Fuel detailsBore/Stroke ratio1.23
Fuel supplyMPFiEngine displacement1994 cm3 / 121.7 cu in / 121.7 cu in
Engine Main bearingsUnitary capacity498.50 cm3/cylinder / 30.420 cu in/cylinder / 30.420 cu in/cylinder
Cam DesignDOHC (double overhead camshafts, twin cam)Compression ratio8.0 : 1
SumpMax. output power226.7 kW / 304.0 hp / 304.0 hp at 6400 rpm / 6400 rpm / 6400 rpm
AspirationturbochargedMax. torque422.0 N·m / 311.3 lb·ft / 311.3 lb·ft at 4400 rpm / 4400 rpm / 4400 rpm
Compressor typeMaximum rpm
IntercoolerMax. net output (power at the wheels)90.7 kW / 121.6 hp / 121.6 hp (est.)
CoolantwaterSpecific output113.7 kW/l / 2.498 bhp/cu in / 2.498 bhp/cu in
Catalytic converteryesSpecific torque211.6 N·m/l / 1.85 lb·ft/cu in / 1.85 lb·ft/cu in

Transmission

Transmission typemanualNumber of gears6
Wheel driveall wheel driveTop gear (drive) ratio0.84
  Final gear (drive) ratio3.9

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio205.4 kW/ton / 155.6 bhp/ton / 155.6 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
Steeringrack & pinion PASSteering details
Turns lock-to-lockTurning circle
Suspension frontIndependent, MacPherson strutSuspension rearIndependent, Double wishbones
Wheels frontWheels rear
Tyres front245/40 R 18Tyres rear245/40 R 18
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 Subaru Impreza WRX STI

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