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Infiniti
Q45 Premium
(2003)



 

Basic (general) data

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Marque (make)Image of Infiniti Q45 Premium
Infiniti
SerieQ45
Model family
ModelQ45 Premium
Model code
Issued from2003
Issued until
Country of originJP
Number made
Body construction
Body designation

Bodywork

 
Base platform
Bodywork typesedan (saloon)
Bodywork designer
Number of doors4
Number of seats5
Cargo capacity (volume) [l / cu ft / cu ft]
Max. cargo capacity (volume) [l / cu ft / cu ft]
Passenger space (volume) [l / cu ft / cu ft]

Dimensions & Weight

 
Wheelbase [mm / in / in]2870 / 113.0 / 113.0
Track front [mm / in / in]1590 / 62.6 / 62.6
Track rear [mm / in / in]1570 / 61.8 / 61.8
Length [mm / in / in]5070 / 199.6 / 199.6
Width [mm / in / in]1844 / 72.6 / 72.6
Height [mm / in / in]1491 / 58.7 / 58.7
Length/wheelbase ratio1.77
Ground clearance [mm / in / in]
Total (curb) weight [kg / lb / lb]1804 / 3977 / 3977
Dry weight [kg / lb / lb]
Load capacity [kg / lb / lb]
Gross (max.) weight [kg / lb / lb]
Towing weight [kg / lb / lb]
Weight distribution (front) [% / % / %]54.0 / 54.0 / 54.0
Fuel capacity [l / UK gal / US gal]81 / 17.8 / 21.4

Aerodynamics

 
Drag coefficient (Cd, Cx, Cw)0.3
Frontal area (A) [m2 / sq ft / sq ft]2.34 / 25.2 / 25.2 (est.)
Aerodynamic coefficient (Cd×A) [m2 / sq ft / sq ft]0.70 / 7.5 / 7.5 (est.)
Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph) [kW / hp / hp]17.4 / 23.4 / 23.4 (est.)

Engine

 
Engine CodeVK45DE
Engine ManufacturerNissan
Engine TypeV engine
Engine Type Details
Sumpwet
Fuelpetrol (gasoline)
Fuel details
Cam DesignDOHC (double overhead camshafts, twin cam)
Total number of cylinders8
Total number of valves32
Valves per cylinder4
Engine Main bearings
Engine constructionaluminium block & heads
Bore [mm / in / in]93.0 / 3.66 / 3.66
Stroke [mm / in / in]82.7 / 3.26 / 3.26
Bore/Stroke ratio1.12
Engine displacement [cm3 / cu in / cu in]4494 / 274.2 / 274.2
Unitary capacity [cm3/cylinder / cu in/cylinder / cu in/cylinder]561.75 / 34.280 / 34.280
Compression ratio10.5
Fuel supplyMPFi
Aspirationnatural
Compressor typeN/A
Intercoolerno
Catalytic converteryes
Max. output power [kW / hp / hp]253.5 / 339.9 / 339.9
Max. output power rpm [rpm / rpm / rpm]6400 / 6400 / 6400
Max. torque [N·m / lb·ft / lb·ft]451.0 / 332.6 / 332.6
Max. torque rpm [rpm / rpm / rpm]4000 / 4000 / 4000
Maximum rpm [rpm / rpm / rpm]6700 / 6700 / 6700
Coolantwater
Max. net output (power at the wheels) [kW / hp / hp]101.4 / 136.0 / 136.0 (est.)
Specific output [kW/l / bhp/cu in / bhp/cu in]56.4 / 1.240 / 1.240
Specific torque [N·m/l / lb·ft/cu in / lb·ft/cu in]100.4 / 0.88 / 0.88

Transmission

 
Transmission typeautomatic
Number of gears5
Wheel driverear wheel drive
Top gear (drive) ratio0.83
Final gear (drive) ratio3.13

Performance

 
Power-to-weight ratio [kW/ton / bhp/ton / bhp/ton]188.5 / 142.8 / 142.8
Acceleration 0-50 mph (80 km/h) [s / s / s]
Acceleration 0-60 mph (97 km/h) [s / s / s]
Acceleration 0-100 km/h [s / s / s]
Acceleration 0-100 mph (160 km/h) [s / s / s]
Acceleration 80-120 km/h (50-70 mph) in top [s / s / s] 
Standing ¼mile time [s / s / s]
Standing ¼mile speed [km/h / mph / mph]
Standing kilometer time [s / s / s]
Standing kilometer speed [km/h / mph / mph]
Top (maximal) speed [km/h / mph / mph]
Fuel consumption, City (urban) [l/100km / mpg-UK / mpg-US]
Fuel consumption, Road (extra-urban) [l/100km / mpg-UK / mpg-US]
Fuel consumption, Mixed (combined) [l/100km / mpg-UK / mpg-US]
Fuel consumption, Euro [l/100km / mpg-UK / mpg-US]
CO2 emissions [g/km / g/mi / g/mi]
Range [km / mi / mi] 

Chassis

 
Engine locationfront
Engine alignmentlongitudinal
Steeringrack & pinion VPAS
Steering details
Turns lock-to-lock3.3
Suspension frontIndependent, Coil springs, Anti-roll (anti-sway) bar (ARB)
Suspension rearIndependent, Multi-link, Coil springs, Anti-roll (anti-sway) bar (ARB)
Wheels front7.5JJ x 18
Wheels rear7.5JJ x 18
Tyres front245/45 R 18 V
Tyres rear245/45 R 18 V
Brakes frontventilated disc
Brakes rearventilated disc
Brakes detailsservo-assisted, ABS (anti-lock braking system)
Brake diameter front [mm / in / in]290 / 11.4 / 11.4
Brake diameter rear [mm / in / in]292 / 11.5 / 11.5
Braked area [cm2 / sq in / sq in]
Infobox

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