Research 2020 Infiniti QX80 specs for the trims available. Choose the desired trim / style from the dropdown list to see the corresponding specs.



Rear Brake Rotor Diam x Thickness (in) 13.8
Brake ABS System 4-Wheel
Brake ABS System (Second Line) 4-Wheel
Brake Type 4-Wheel Disc
Disc - Front (Yes or ) Yes
Disc - Rear (Yes or ) Yes
Drum - Rear (Yes or )
Rear Drum Diam x Width (in)
Front Brake Rotor Diam x Thickness (in) 13.8

Cargo Area Dimensions

Cargo Area Length @ Floor to Seat 3 (in) 20.2
Cargo Volume to Seat 3 (ft³) 16.6
Cargo Volume to Seat 2 (ft³) 49.6
Cargo Volume to Seat 1 (ft³) 95.1
Cargo Box (Area) Height (in) 36.7
Cargo Area Width @ Beltline (in) 50.2
Cargo Area Length @ Floor to Seat 2 (in) 49.1
Cargo Area Length @ Floor to Seat 1 (in) 86.2


Cold Cranking Amps @ 0° F (2nd) 710
Maximum Alternator Capacity (amps) 150
Cold Cranking Amps @ 0° F (Primary) 710


Tons/yr of CO2 Emissions @ 15K mi/year 11.1


Engine Oil Cooler None
Displacement 5.6 L/339
Fuel System Gasoline Direct Injection
Engine Order Code
Engine Type Premium Unleaded V-8
SAE Net Horsepower @ RPM 400 @ 5800
SAE Net Torque @ RPM 413 @ 4000

Exterior Dimensions

Min Ground Clearance (in) 9.2
Liftover Height (in) 34.9
Length, Overall (in) 210.2
Wheelbase (in) 121.1
Width, Max w/o mirrors (in) 79.9
Track Width, Rear (in) 67.9
Height, Overall (in) 75.8
Track Width, Front (in) 67.5

Fuel Tank

Fuel Tank Capacity, Approx (gal) 26

Interior Dimensions

Passenger Capacity 8
Third Hip Room (in) 48.8
Third Shoulder Room (in) 60.5
Third Leg Room (in) 28.8
Third Head Room (in) 36.8
Second Hip Room (in) 58.4
Second Shoulder Room (in) 63.5
Second Leg Room (in) 41
Second Head Room (in) 40
Front Hip Room (in) 59.2
Front Shoulder Room (in) 63.8
Front Leg Room (in) 39.6
Front Head Room (in) 39.9
Passenger Capacity 7


EPA Fuel Economy Est - City (MPG) 14
EPA Fuel Economy Est - Hwy (MPG) 20
Fuel Economy Est-Combined (MPG) 16


Steering Type Rack-Pinion
Turning Diameter - Curb to Curb (ft) 41.6


Body Code S
Vehicle Name INFINITI QX80
Body Style Sport Utility


Axle Type - Front Independent
Axle Type - Rear Independent
Axle Ratio (:1) - Rear 2.94
Axle Ratio (:1) - Front 2.94
Suspension Type - Front Double Wishbone
Suspension Type - Rear Double Wishbone


Spare Tire Order Code TIR
Spare Tire Size Full-Size
Front Tire Order Code
Rear Tire Size P275/60HR20
Rear Tire Size P275/50HR22
Front Tire Size P275/60HR20
Front Tire Size P275/50HR22
Spare Tire Order Code
Rear Tire Order Code


Dead Weight Hitch - Max Trailer Wt. (lbs) 8500
Maximum Trailering Capacity (lbs) 8500
Wt Distributing Hitch - Max Tongue Wt. (lbs) 850
Wt Distributing Hitch - Max Trailer Wt. (lbs) 8500
Dead Weight Hitch - Max Tongue Wt. (lbs) 850


Drivetrain Rear Wheel Drive
Transfer Case Model None
Trans PTO Access No
Reverse Ratio (:1) 4.04
Trans Order Code
Transfer Case Power Take Off No
Seventh Gear Ratio (:1) 0.78
Sixth Gear Ratio (:1) 0.86
Fifth Gear Ratio (:1) 1.00
Fourth Gear Ratio (:1) 1.41
Third Gear Ratio (:1) 2.03
Second Gear Ratio (:1) 3.17
First Gear Ratio (:1) 4.89
Trans Description Cont. Again
Trans Description Cont. Automatic w/OD
Trans Type 7

Weight Information

Gross Combined Wt Rating (lbs) 14300
Gross Vehicle Weight Rating Cap (lbs) 7300


Rear Wheel Material Forged Aluminum
Front Wheel Material Forged Aluminum
Spare Wheel Size (in) Full-Size
Rear Wheel Size (in) 20 X 8
Rear Wheel Size (in) 22 X 8
Front Wheel Size (in) 20 X 8
Front Wheel Size (in) 22 X 8
Spare Wheel Material Aluminum
Rear Wheel Material Aluminum
Front Wheel Material Aluminum