Fuel Economy


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$61,500 Starting MSRP
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Black Obsidian

Model Highlights
Fuel Economy

16 MPG Comb.

Body Type



Automatic w/Manual Shift


5 Seats

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The INFINITI FX is offered in two models: FX37 and FX50. They look quite the same inside and out, but their powertrains give them a different personality from behind the wheel. FX37 models come with a 325-horsepower, 3.7L V6, while FX50 models get...



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EPA Classification: 4WD Sport Utility
Engine Order Code: N/A
Engine Type: Gas V8
Displacement: 5.0L/307
Fuel System: Direct Injection
SAE Net Horsepower @ RPM: 390 @ 6500
SAE Net Torque @ RPM: 369 @ 4400
Drivetrain: All Wheel Drive
Trans Order Code: N/A
Trans Type: 7
Trans Description Cont.: Automatic w/Manual Shift
Trans Description Cont. Again:
First Gear Ratio (:1): 4.890
Second Gear Ratio (:1): 3.170
Third Gear Ratio (:1): 2.030
Fourth Gear Ratio (:1): 1.410
Fifth Gear Ratio (:1): 1.000
Sixth Gear Ratio (:1): 0.860
Seventh Gear Ratio (:1): 0.770
Reverse Ratio (:1): 4.040
Clutch Size (in):
Final Drive Axle Ratio (:1): 3.540
Fuel Economy Est-Combined (MPG): 16
EPA Fuel Economy Est - City (MPG): 14
EPA Fuel Economy Est - Hwy (MPG): 20
Cold Cranking Amps @ 0° F (Primary): - TBD -
Maximum Alternator Capacity (amps): 150
Total Cooling System Capacity (qts): 11.600
Base Curb Weight (lbs): 4556
Dead Weight Hitch - Max Trailer Wt. (lbs): 3500
Dead Weight Hitch - Max Tongue Wt. (lbs): 350
Wt Distributing Hitch - Max Trailer Wt. (lbs): 3500
Wt Distributing Hitch - Max Tongue Wt. (lbs): 525
Suspension Type - Front: Independent
Suspension Type - Rear: Independent
Suspension Type - Front (Cont.): Double Wishbone
Suspension Type - Rear (Cont.): Multi-Link
Shock Absorber Diameter - Front (mm): N/A
Shock Absorber Diameter - Rear (mm): N/A
Stabilizer Bar Diameter - Front (in): - TBD -
Stabilizer Bar Diameter - Rear (in): - TBD -
Brake Type: Pwr
Brake ABS System: 4-Wheel
Disc - Front (Yes or ): Yes
Disc - Rear (Yes or ): Yes
Front Brake Rotor Diam x Thickness (in): 14.000 x 1.300
Rear Brake Rotor Diam x Thickness (in): 13.800 x 0.800
Drum - Rear (Yes or ):
Rear Drum Diam x Width (in):
Front Tire Order Code: N/A
Rear Tire Order Code: N/A
Spare Tire Order Code: N/A
Front Tire Size: P265/50VR20
Rear Tire Size: P265/50VR20
Spare Tire Size: T175/90D18
Front Wheel Size (in): 20 x 8
Rear Wheel Size (in): 20 x 8
Spare Wheel Size (in): 18 x - TBD -
Front Wheel Material: Aluminum
Rear Wheel Material: Aluminum
Spare Wheel Material: Aluminum
Steering Type: Pwr Rack & Pinion
Steering Ratio (:1), Overall: 16.100
Lock to Lock Turns (Steering): 2.960
Turning Diameter - Curb to Curb (ft): 36.700
Turning Diameter - Wall to Wall (ft): N/A
Fuel Tank Capacity, Approx (gal): 23.800
Wheelbase (in): 113.600
Length, Overall (in): 191.300
Width, Max w/o mirrors (in): 75.900
Height, Overall (in): 66.100
Track Width, Front (in): 64.400
Track Width, Rear (in): 64.600
Min Ground Clearance (in): 7.100
Rear Door Opening Height (in): N/A
Rear Door Opening Width (in): N/A
Liftover Height (in): 31.100
Cargo Area Length @ Floor to Seat 1 (in): 67.800
Cargo Area Length @ Floor to Seat 2 (in): 35.300
Cargo Area Length @ Floor to Seat 3 (in):
Cargo Area Width @ Beltline (in): N/A
Cargo Box Width @ Wheelhousings (in): 41.700
Cargo Box (Area) Height (in): - TBD -
Cargo Volume to Seat 1 (ft³): 62.000
Cargo Volume to Seat 2 (ft³): 24.800
Cargo Volume to Seat 3 (ft³):
Passenger Capacity: 5
Passenger Volume (ft³): 102.500
Front Head Room (in): 39.300
Front Leg Room (in): 44.700
Front Shoulder Room (in): 57.300
Front Hip Room (in): 54.900
Second Head Room (in): 38.500
Second Leg Room (in): 34.600
Second Shoulder Room (in): 57.400
Second Hip Room (in): 54.200
Vehicle Name: INFINITI FX50
Body Style: Sport Utility Vehicle
Tons/yr of CO2 Emissions @ 15K mi/year: 11.5
EPA Greenhouse Gas Score: 3


This model has 1 trim.
Description5.0L/307, 390 @ 6500, Automatic w/Manual Shift

Fuel Economy

This model has 1 trim.
City14 MPG
Hwy20 MPG
Combined16 MPG
Description5.0L/307, 390 @ 6500, Automatic w/Manual Shift

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