Contact Us Privacy Policy Site Map Home

      Car Reviews
      Truck Reviews
      SUV Reviews
      Hybrid Reviews
      Reviews by Make


      News Archive
      How to buy a car

      2003 Car Reviews
      2003 Truck Reviews
      2003 SUV Reviews
      2003 Reviews by Make

2003 Infiniti M45 - Specs

2003 Infiniti M45

2003 Infiniti M45 - Review
2003 Infiniti M45 - Photos
2003 Infiniti Reviews

2003 Infiniti M45 - Price Quote

Visit Infiniti for more information on the Infiniti M45.

Infiniti M45 - Engine Specs
Infiniti M45 - Powertrain Specs
Infiniti M45 - Suspension Specs
Infiniti M45 - Exterior Specs
Infiniti M45 - Interior Specs
Infiniti M45 - Safety and Security

Engine 2003 Infiniti M45
Type VK45DE 4.5-liter DOHC 32-valve V8 with aluminum-alloy block and heads and molybdenum coated pistons
Displacement 4.5-liters/4,494 cc
Horsepower 340 hp @ 6,400 rpm
Torque 333 lb-ft @ 4,000 rpm
Bore X stroke (mm) 93.0 x 82.7
Compression ratio (:1) 10.5:1
Induction system Sequential multi-point fuel injection
Valvetrain DOHC 4-valves-per-cylinder, titanium valves with continuous variable valve timing control
Recommended fuel Premium unleaded
Exhaust and emissions system Performance exhaust and three-way catalytic converter with closed loop feedback and electric dual-mode muffler
Platinum-tipped spark plugs Standard
Maximum engine speed 6,600 rpm

Drivetrain 2003 Infiniti M45
Drive configuration Front engine/rear-wheel drive
Transmission type 5-speed electronically controlled automatic overdrive transmission with gated console shifter and manual shift mode
Gear ratios ( :1)  
     1st 3.540
     2nd 2.264
     3rd 1.471
     4th 1.000
     5th 0.834
   Reverse 2.370
Final drive ratio ( :1) 3.133
Differential type Conventional

Body, Suspension & Steering 2003 Infinti M45
Body type All-steel unibody construction
Suspension Front Independent strut with stabilizer bar and coil springs
Rear Independent multi-link with stabilizer bar and coil springs
Steering ratio ( :1) 18.4
Turning circle (curb-to-curb in feet) 40.0
Turns (lock-to-lock) 2.9
Steering type Electrically-controlled vehicle-speed-sensitive power-assisted rack-and-pinion

Brakes 2003 Infinti M45
Brakes Front 11.4-inch x 1.1-inch power-assisted
vented disc
Rear 11.5-inch x 0.6-inch power-assisted vented disc
Electronic Brake force Distribution and Brake Assist Standard
4-channel/4-sensor /4-wheel Anti-lock Braking System (ABS) Standard

Electrical 2003 Infiniti M45
Electronic ignition system Standard
110 amp alternator Standard
Low maintenance 12-volt battery Standard

Wheels and Tires 2003 Infinti M45
18-inch 8-spoke aluminum-alloy wheels, "Titanium Alloy" finish (7.5JJx18) Standard
235/45R18 W-rated high-performance radial tires Standard
Temporary spare tire Standard
Full-size spare tire with aluminum-alloy wheel Optional
Low Tire Pressure Warning System (direct reading) Optional

Exterior Dimensions (in.) 2003 Infinti M45
Wheelbase 110.2
Overall length 197.2
Overall width 69.7
Overall height 57.6
Track width Front 59.4
Rear 59.4
Minimum ground clearance 5.7
Coefficient of drag (Cd) 0.31

Exterior Features and Options 2003 Infiniti M45
High Intensity Discharge (HID) xenon headlights, with auto on/off feature (w/variable-off delay and variable-on sensitivity) Standard
Body-color front and rear bumpers Standard
Green-tinted glass with dark-tint upper windshield band and UV cut Standard
Chrome door handles Standard
Dual body-color power remote-controlled outside mirrors with passenger-side anti-glare coating and integrated turn signals Standard
Heated mirrors with timer, automatic day/night adjustment and mirror tilt-down (reverse gear) Optional
Rear window defroster with timer Standard
Rear center high-mounted stop lamp Standard
Black Chrome grille with large Infiniti logo emblem Standard
Black windshield moldings and chrome window moldings Standard
Power sliding glass sunroof with one-touch auto-open/close and rear tilt with safety feature Optional

Interior Dimensions (in.)
Head room
Shoulder room
Hip room
Leg room

Interior Features and Options 2003 Infiniti M45
10-way power driver's seat with power lumbar support Standard
4-way power passenger's seat Standard
Sojourner leather-appointed seats and head restraints Standard
Climate Control Seats (front) Optional
Adjustable front seat active head restraints and adjustable rear head restraints Standard
Driver's and front-passenger's seat back pockets Standard
Electrochromatic rear view mirror with compass Optional
Stainless steel sill plates Standard
Driver's entry/exit system with two-position memory function Optional
Genuine leather-wrapped steering wheel and gearshift knob Standard
Genuine wood accents on upper door trim and console Standard
Fully-molded simulated leather trim on front/rear door armrests and front door pockets Standard
Ceiling-mounted assist grips Standard

Capacities 2003 Infiniti M45
Seating capacities 5
Interior passenger volume (cu. ft.) 91.0
Cargo volume 13.4
Fuel tank (gals.) 21.1
Engine oil (qts.) 7.1
Engine coolant (qts.) 8.9

Curb Weights 2003 Infiniti M45
Curb weight (lbs.) 3,851
Weight distribution (% fr/rr) 54 / 46
GVWR (lbs.) 4,830

Audio System 2003 Infiniti M45
Bose 225-watt premium digital audio system with AM/FM/cassette, 7-speakers and steering wheel audio controls Standard
Rear window diversity antenna Standard
6-disc cartridge type CD autochanger (glove compartment mounted) Standard

Safety and Security Features
2003 Infiniti M45
Dual front seat side-impact supplemental air bags Standard
Dual front supplemental air bags, dual stage inflators Standard
Supplemental side curtain air bag, front and rear, roof mounted Standard
Active front-seat head restraints Standard
Shift interlock system Standard
Child safety rear door locks Standard
LATCH system: rear child safety seat tether anchors (3 in rear parcel shelf, lower rigid bar anchor with 2 positions) Standard
Front seat belts with pretensioners and load limiters Standard
Energy absorbing steering column Standard
3-point front seat belts with adjustable upper anchors (passenger side ALR/ELR) Standard
3-point rear seat belts (ALR/ELR in all positions) Standard
Hood buckling creases and safety stops Standard
Front and rear crumple zones Standard
Body side reinforcements Standard
Vehicle Security System with indicator light Standard
Remote Keyless Entry system Standard
First aid kit Standard
Electronic master ignition key - Active (2), valet key included in master key Standard
Emergency wallet key Standard
Infiniti Vehicle Immobilizer System Standard

EPA Mileage Estimates 2003 Infiniti M45
City 17 mpg
Highway 23 mpg
EPA Classification Mid-size

Get a Price Quote on a 2003 Infiniti M45.