Specs

Research 2018 Audi S8 specs for the trims available. Choose the desired trim / style from the dropdown list to see the corresponding specs.

4.0 TFSI

Brakes

Brake ABS System 4-Wheel
Rear Brake Rotor Diam x Thickness (in) 14
Drum - Rear (Yes or )
Rear Drum Diam x Width (in)
Disc - Rear (Yes or ) Yes
Front Brake Rotor Diam x Thickness (in) 15.7
Rear Brake Rotor Diam x Thickness (in) 14.6
Brake Type 4-Wheel Disc
Disc - Front (Yes or ) Yes

Cargo Area Dimensions

Trunk Volume (ft³) 14.2

Electrical

Maximum Alternator Capacity (amps) 190

Emissions

Tons/yr of CO2 Emissions @ 15K mi/year 9.8

Engine

Displacement 4.0 L/244
Fuel System Gasoline Direct Injection
SAE Net Torque @ RPM 517 @ 1750
SAE Net Horsepower @ RPM 605 @ 6100
Engine Order Code
Engine Type Twin Turbo Premium Unleaded V-8

Exterior Dimensions

Wheelbase (in) 117.9
Track Width, Rear (in) 63.9
Track Width, Front (in) 64.3
Height, Overall (in) 57.4
Width, Max w/o mirrors (in) 76.7
Length, Overall (in) 202.6

Fuel Tank

Fuel Tank Capacity, Approx (gal) 21.7

Interior Dimensions

Front Leg Room (in) 41.4
Front Shoulder Room (in) 59.1
Second Head Room (in) 38.1
Second Leg Room (in) 38.7
Second Shoulder Room (in) 57.8
Front Head Room (in) 37.2
Passenger Volume (ft³) 115.1
Passenger Capacity 5

Mileage

EPA Fuel Economy Est - City (MPG) 14
Fuel Economy Est-Combined (MPG) 18
EPA Fuel Economy Est - Hwy (MPG) 24

Steering

Steering Type Rack-Pinion
Turning Diameter - Curb to Curb (ft) 40.4

Summary

Vehicle Name Audi S8 plus
Body Style quattro Sedan

Suspension

Suspension Type - Rear Multi-Link
Suspension Type - Front (Cont.) Multi-Link
Suspension Type - Rear (Cont.) Multi-Link
Suspension Type - Front Multi-Link

Tires

Front Tire Size P275/35YR21
Rear Tire Order Code
Spare Tire Order Code
Front Tire Order Code
Spare Tire Size Compact
Rear Tire Size P275/35YR21

Transmission

Eighth Gear Ratio (:1) 0.67
Second Gear Ratio (:1) 3.14
First Gear Ratio (:1) 4.71
Trans Description Cont. Again
Trans Description Cont. Automatic w/OD
Trans Type 8
Trans Order Code
Drivetrain All Wheel Drive
Seventh Gear Ratio (:1) 0.84
Final Drive Axle Ratio (:1) 3.20
Reverse Ratio (:1) 3.32
Sixth Gear Ratio (:1) 1.00
Fifth Gear Ratio (:1) 1.28
Fourth Gear Ratio (:1) 1.67
Third Gear Ratio (:1) 2.11

Vehicle

EPA Classification Mid-Size Cars

Weight Information

Base Curb Weight (lbs) 4685

Wheels

Front Wheel Material Aluminum
Spare Wheel Size (in) Compact
Rear Wheel Size (in) 21 X 9
Spare Wheel Material Aluminum
Front Wheel Size (in) 21 X 9
Rear Wheel Material Aluminum

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