Home > Audi > Audi A8 > 2009 Audi A8 > 2009 Audi A8 Specifications
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SPECIFICATIONS
ENGINES
Type:
4,163cc V8; aluminum block and heads
Valvetrain: DOHC 4-valves/cyl.
Power [hp at rpm]: 350 at 6,800
Torque [lb-ft at rpm]: 325 at 3,500
Bore & Stroke [mm]: 84.5 x 92.8
Compression Ratio: 12.5:1
Mileage City / Hwy [mpg]: 16 / 23
Available with: A8 4.2, A8L 4.2
 
Type:
5,998cc W12; aluminum block and heads
Valvetrain: DOHC 4-valves/cyl.
Power [hp at rpm]: 450 at 6,200
Torque [lb-ft at rpm]: 428 at 4,000 - 4,700
Bore & Stroke [mm]: 84.0 x 90.2
Compression Ratio: 11.0:1
Mileage City / Hwy [mpg]: 13 / 19
Available with: W12
 
Type:
5,204cc V10; aluminum block and heads
Valvetrain: DOHC 4-valves/cyl.
Power [hp at rpm]: 450 at 7,000
Torque [lb-ft at rpm]: 398 at 3,500
Bore & Stroke [mm]: 84.5 x 92.8
Compression Ratio: 12.5:1
Mileage City / Hwy [mpg]: 13 / 19
Available with: S8
 
TRANSMISSION
Type:
6-speed automatic
Ratios: 4.17, 2.34, 1.52, 1.14, 0.87, 0.69
Final Drive: 3.31; 3.32 (W12); 4.06 (S8)
 
LAYOUT
Engine position:
Front-engine
Driveline:
All-wheel-drive
 
SUSPENSION
Front:
Multi-link; air springs, anti-roll bar
Rear:
Multi-link; air springs, anti-roll bar
 
BRAKES
Front:
14.2 in. power-assisted vented discs
15.2 in. power-assisted vented discs (W12; S8)
Rear:
12.2 in. power-assisted vented discs
13.2 in. power-assisted vented discs (W12; S8)
 
WEIGHT & CAPACITIES
Curb weight [lbs]:
4,321 - 4,729
Fuel Capacity [gal.]: 23.8
 
STEERING
Type:
Rack & Pinion; power-assist
Turning Circle [ft.]
41.0
41.7 (A8L)
39.7 (S8)
 
EXTERIOR DIMENSIONS
Length [in.]:
199.3
204.4 (A8L)
Width [in.]:
74.6
74.7 (S8)
Height [in.]:
56.9
57.3 (A8L)
56.1 (S8)
Wheelbase [in.]: 115.9
121.0 (A8L)
Front Track [in.]: 64.1
63.7 (W12)
Rear Track [in.]: 63.6
63.2 (W12)
 
Coefficient of Drag:
0.29
0.27 (W12)
 
INTERIOR DIMENSIONS
Pass. Vol. [cu-ft]:
100.3
106.8 (A8L)
Seating Capacity:
5
 
Front Headroom [in.]:
37.3
37.4 (A8L)
Rear Headroom [in.]: 38.0
38.3 (A8L)
 
Front Legroom [in.]:
41.4
41.3 (A8L)
Rear Legroom [in.]: 37.6
42.3 (A8L)
 
Front Shoulderroom [in.]:
59.1
Rear Shoulderroom [in.]: 57.5
 
Cargo Cap. [cu-ft]:
14.6