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2003 Infiniti QX4 - Specs

2003 Infiniti QX4

2003 Infiniti QX4 - Review
2003 Infiniti QX4 - Photos
2003 Infiniti Reviews

2003 Infiniti QX4 - Price Quote

Visit Infiniti for more information on the Infiniti QX4.

Infiniti QX4 - Engine Specs
Infiniti QX4 - Powertrain Specs
Infiniti QX4 - Suspension Specs
Infiniti QX4 - Exterior Specs
Infiniti QX4 - Interior Specs
Infiniti QX4 - Safety and Security

Engine 2003 Infiniti QX4
Type VQ35DE DOHC 24-valve, V6, aluminum-alloy block and head
Displacement 3.5 liters
Horsepower 240 hp @ 6,000 rpm
Torque 265 lb-ft @ 3,200 rpm
Bore X stroke (mm) 95.5 x 81.4
Compression ratio (:1) 10.0
Induction system Electronic sequential multi-point fuel injection system
Valvetrain DOHC, 4 valves-per-cylinder, hydraulic valve lifters
Recommended fuel Premium Unleaded
Exhaust and emissions system Closed loop feedback system with 3-way catalyst
Platinum-tipped spark plugs Semi-dual system
Maximum engine speed 6,500 rpm

Drivetrain 2WD 4WD
Drive configuration Front-engine, rear-wheel drive Front-engine/All-Mode® 4-wheel drive
Transmission type Electronically controlled 4-speed automatic with lockup torque converter
Gear ratios ( :1)
     1st 2.785
     2nd 1.545
     3rd 1.000
     4th 0.694
   Reverse 2.272
Final drive ratio 4.363 : 1
Differential type Front: Conventional
Rear: Conventional, optional limited-slip differential (4WD)
Transfer gear ratio 2.596 : 1

Body, Suspension & Steering 2003 Infiniti QX4
Body type MonoFrame construction
Suspension Front Independent front strut coil spring suspension with stabilizer bar
Rear 5-link coil-spring beam rear suspension with
stabilizer bar
Steering ratio ( :1) 18.7
Turning circle (curb-to-curb in feet) 37.4
Turns (lock-to-lock) 3.1
Steering type Engine-speed-sensitive, power-assisted rack-and-pinion steering

Brakes 2003 Infinti QX4
Brakes Front 11.8" x 1.1" Power-assisted vented discs
Rear 11.6" Power-assisted auto-adjusting drums
4-wheel/3-channel/4-sensor Anti-lock Braking System (ABS) Standard
Electronic Brake force Distribution (EBD) Standard
Parking Brake - center console hand lever Standard

Electrical 2003 Infiniti QX4
Electronic ignition system Standard
110 amp alternator Standard
Low maintenance 12-volt battery Standard

Wheels and Tires 2WD 4WD
17-inch aluminum-alloy wheels (8.0JJ x 17) Standard Standard
17-inch chrome-finished aluminum alloy wheels (8.0JJx17) Optional Optional
P245/65R17 S-rated all-season tires Standard Standard
P245/65R17 full-size spare tire Standard Standard

Exterior Dimensions (in.) 2003 Infiniti QX4
Wheelbase 106.3
Overall length 183.1
Overall width 72.4
Overall height 70.7 (w/ roof rack)
Step-in height Front 18.2
Rear 19.1
Tread width Front 60.6
Rear 60.8
Minimum ground clearance 8.3
Angle of approach (degrees) 30.0
Angle of departure (degrees) 28.0
Breakover Angle (degrees) 28.0
Coefficient of Drag (Cd) 0.48

Exterior Features and Options 2003 Infiniti QX4
Automatic on/off High Intensity Discharge (HID) xenon headlights with manual levelizer Standard
Fog lights with integrated turn signals Standard
Green-tinted windows with dark upper band windshield and front door glass Standard
Dual power remote-controlled, body-color, heated outside mirrors with anti-glare coating Standard
Power glass sunroof with rear tilt and sunshade Optional
Body-side cladding Standard
Front and rear splash guards Standard
Body-color front and rear bumpers Standard
Body-color step rail with slip-resistant insert Standard
Body-color door handles Standard
Roof-mounted luggage rack Standard
Body-color grille and fender flares Standard
Rear center high-mount stoplight Standard
Liftgate with opening glass hatch Standard
Fuel tank skid plates Standard

Interior Dimensions (in.)
Head room
39.5; 38.1 w/ sunroof
Leg room
Hip room
Shoulder room
Cargo dimensions (L x W x H)
32.7 x 56.4 x 35.6

Interior Features and Options 2WD 4WD
Leather-appointed seats Standard
8-way power driver's seat with adjustable lumbar support Standard
Driver's seat memory system Standard
4-way power passenger's seat Standard
Leather-wrapped steering wheel and gearshift knob Standard
Genuine wood /leather steering wheel Standard
Heated front and rear seats - Optional
Driver and passenger seat back pockets Standard
Intelligent Cruise Control Optional
Infiniti Mobile Entertainment System - rear cargo-mounted DVD or VCR with 6.4-inch roof-mounted LCD screen Optional
Navigation System - CD-ROM based, with 5.8-inch screen and 3-D Birdview™ display Optional
Dual sun visors with illuminated vanity mirrors Standard
Wood trim accents Standard
Sill plates (stainless steel) with Infiniti markings and floor mats Standard
Carpeted trunk and cargo area Standard
Cargo net and cover Standard
Independent reclining rear seats with center armrest Standard
60/40 split fold-down rear bench seat Standard

Capacities 2003 Infiniti QX4
Seating capacities 5
Interior passenger volume (cu. ft.) 92.9
Cargo volume (cu. ft.) 38.0 (85.0 with rear seat folded)
Fuel tank (gals.) 21.1
Engine oil (qts.) 3.9
Engine coolant (qts.) 9.1
Maximum towing capacity (lbs.) 5,000 trailer/500 tongue

Curb Weights 2WD 4WD
Curb weight (lbs.) 4,074 4,352
Weight distribution (% fr/rr) 4,934 5,212
GVWR (lbs.) 52 / 48 54 / 46

Audio System
Bose® 150-watt, 6-speaker audio system with AM/FM/cassette and in-dash 6-disc CD with integrated clock
In-glass and power rod antenna with diversity system
Steering wheel audio controls

Safety and Security Features
Dual front supplemental air bags
Front seat side-impact supplemental air bags
3-point ELR front seat belts (passenger-side ALR/ELR) with adjustable upper anchors, pretensioners and load limiters
3-point rear (outboard) seat belts (ALR/ELR) with center 2-point lap belt
Front seat active head restraints, rear adjustable head restraints
Child seat anchors - 3 tether points
Child safety rear door locks
LATCH System (Lower Anchors and Tether for CHildren)
Power window lockout button
Energy-absorbing tilt steering column
Hood buckling creases and safety stops
Shift interlock system
Pipe-style steel side-door guard beams
Front and rear body structure crumple zones
Tamper resistant door lock cylinder
Remote keyless entry system
Vehicle Security System with indicator light
Infiniti Vehicle Immobilizer System

EPA Mileage Estimates 2WD 4WD
City 15 mpg 15 mpg
Highway 19 mpg 18 mpg
EPA Classification Special Purpose Vehicle

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