Infiniti Q45 ›› 2003 ›› 2003 Infiniti Q45 Specs

2003 Infiniti Q45

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Specs

Research 2003 Infiniti Q45 specs for the trims available. Choose the desired trim / style from the dropdown list to see the corresponding specs.

Luxury

Brakes

Rear Drum Diam x Width (in)
Brake Type Power
Disc - Front (Yes or ) Yes
Disc - Rear (Yes or ) Yes
Front Brake Rotor Diam x Thickness (in) 11.4 x 1.1
Rear Brake Rotor Diam x Thickness (in) 11.5 x 0.6
Drum - Rear (Yes or )
Brake ABS System Four-Wheel

Cargo Area Dimensions

Trunk Volume (ft³) 13.6
Trunk Volume (ft³) 13.7

Cooling System

Total Cooling System Capacity (qts) 8.9

Electrical

Maximum Alternator Capacity (amps) 110
Cold Cranking Amps @ 0° F (Primary) - TBD -

Engine

Engine Order Code
Engine Type Gas V8
Displacement 4.5L/275
Fuel System SMPI
SAE Net Horsepower @ RPM 340 @ 6400
SAE Net Torque @ RPM 333 @ 4000

Exterior Dimensions

Length, Overall (in) 199.6
Liftover Height (in) - TBD -
Width, Max w/o mirrors (in) 72.6
Wheelbase (in) 113.0
Track Width, Front (in) 62.2
Track Width, Rear (in) 61.4
Min Ground Clearance (in) 5.8
Height, Overall (in) 58.7

Fuel Tank

Fuel Tank Capacity, Approx (gal) 21.4

Interior Dimensions

Front Leg Room (in) 44.0
Second Hip Room (in) 55.0
Second Shoulder Room (in) 57.2
Second Leg Room (in) 37.3
Second Head Room (in) 36.4
Front Hip Room (in) 56.5
Front Shoulder Room (in) 58.2
Front Head Room (in) 38.1
Passenger Volume (ft³) 102.1
Passenger Capacity 5

Mileage

EPA Fuel Economy Est - Hwy (MPG) 23
EPA Fuel Economy Est - City (MPG) 17

Steering

Turning Diameter - Wall to Wall (ft) - TBD -
Steering Type Pwr Rack & Pinion
Steering Ratio (:1), Overall 18.1
Lock to Lock Turns (Steering) 3.3
Turning Diameter - Curb to Curb (ft) 36.1

Summary

Body Style 4 Door Sedan
Vehicle Name Infiniti Q45
Vehicle Name Infiniti Q45

Suspension

Suspension Type - Rear (Cont.) w/Coil Springs
Suspension Type - Front (Cont.) w/Coil Springs
Suspension Type - Rear Multi-Link
Suspension Type - Front Strut-Type
Shock Absorber Diameter - Rear (mm) - TBD -
Stabilizer Bar Diameter - Front (in) - TBD -
Shock Absorber Diameter - Front (mm) - TBD -
Stabilizer Bar Diameter - Rear (in) - TBD -

Tires

Front Tire Size 225/55VR17
Front Tire Order Code
Rear Tire Order Code
Spare Tire Order Code
Rear Tire Size 225/55VR17
Spare Tire Size - TBD -
Spare Tire Size 225/55VR17

Trailering

Wt Distributing Hitch - Max Tongue Wt. (lbs) N/A
Dead Weight Hitch - Max Trailer Wt. (lbs) N/A
Dead Weight Hitch - Max Tongue Wt. (lbs) N/A
Wt Distributing Hitch - Max Trailer Wt. (lbs) N/A

Transmission

Seventh Gear Ratio (:1)
Clutch Size (in)
Reverse Ratio (:1) 2.37
Sixth Gear Ratio (:1)
Fifth Gear Ratio (:1) 0.83
Fourth Gear Ratio (:1) 1.00
Third Gear Ratio (:1) 1.47
Second Gear Ratio (:1) 2.26
First Gear Ratio (:1) 3.54
Trans Description Cont. Again
Trans Description Cont. Automatic w/OD
Trans Type 5
Trans Order Code
Drivetrain Rear-Wheel Drive
Final Drive Axle Ratio (:1) 3.13

Vehicle

EPA Classification Mid-Size

Weight Information

Base Curb Weight (lbs) 3977

Wheels

Spare Wheel Size (in) 17 x 7.5
Spare Wheel Size (in) - TBD -
Rear Wheel Size (in) 17 x 7.5
Front Wheel Size (in) 17 x 7.5
Rear Wheel Material Aluminum
Spare Wheel Material Chrome
Spare Wheel Material - TBD -
Spare Wheel Material Aluminum
Front Wheel Material Aluminum
Rear Wheel Material Chrome
Front Wheel Material Chrome