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29%
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2008 Porsche Cayenne
Cayenne AWD 4dr GTS Tiptronic
2008 Mercedes...
AMG G55 AMG
2008 BMW X5
X5 4.8i
2008 Porsche ...
Cayenne AWD 4dr GTS...
Vehicle
EPA Classification
4WD Sport Utility Vehicle Sport Utility Vehicle Sport Utility Vehicle
Engine
Engine Type
Gas V8 Gas V8 Gas V8
Displacement
5.5L/332 4.8L/293 4.8L/293
Fuel System
SMPI   SMPI
SAE Net Horsepower @ RPM
493 @ 6100 350 @ 6300 405 @ - TBD -
SAE Net Torque @ RPM
516 @ 2650 - 4000 350 @ 3400-3800 369 @ 3500
Transmission
Drivetrain
4-Wheel Drive All-Wheel Drive All Wheel Drive
Trans Type
5 6 6
Trans Description Cont.
Automatic Automatic Automatic w/OD
First Gear Ratio (:1)
3.59 4.17 4.15
Second Gear Ratio (:1)
2.19 2.34 2.37
Third Gear Ratio (:1)
1.41 1.52 1.56
Fourth Gear Ratio (:1)
1.00 1.14 1.16
Fifth Gear Ratio (:1)
0.83 0.87 0.86
Sixth Gear Ratio (:1)
  0.69 0.69
Reverse Ratio (:1)
3.16 3.40 3.39
Final Drive Axle Ratio (:1)
4.38 4.44  
Transfer Case Gear Ratio (:1), High
0.87 1.00 1.0
Transfer Case Gear Ratio (:1), Low
2.16    
Mileage
EPA Fuel Economy Est - City (MPG)
11 15 11
EPA Fuel Economy Est - Hwy (MPG)
13 21 17
Electrical
Maximum Alternator Capacity (amps)
  180  
Weight Information
Base Curb Weight (lbs)
5635 5335 5070
Trailering
Dead Weight Hitch - Max Trailer Wt. (lbs)
5000 6000 5000
Dead Weight Hitch - Max Tongue Wt. (lbs)
500 600 500
Wt Distributing Hitch - Max Trailer Wt. (lbs)
7000   7716
Wt Distributing Hitch - Max Tongue Wt. (lbs)
700   771
Suspension
Suspension Type - Front
Rigid Axle Double Wishbone Independent
Suspension Type - Rear
Rigid Axle 4-Link Independent
Suspension Type - Front (Cont.)
w/Coil Springs Multi-Link Double Wishbone
Suspension Type - Rear (Cont.)
w/Coil Springs Integrated Multi-link
Brakes
Brake Type
Power Pwr Pwr
Brake ABS System
4-Wheel 4-Wheel 4-Wheel
Disc - Front (Yes or )
Yes Yes Yes
Disc - Rear (Yes or )
Yes Yes Yes
Front Brake Rotor Diam x Thickness (in)
13.8 x - TBD - 13.7 x 1.18 13.78 x 1.34
Rear Brake Rotor Diam x Thickness (in)
13.0 x - TBD - 13.6 x 0.94 13.00 x 1.10
Tires
Front Tire Size
P285/55R18 P255/55HR18 P295/35R21
Rear Tire Size
P285/55R18 P255/55HR18 P295/35R21
Spare Tire Size
P265/60R18 Compact  
Wheels
Front Wheel Size (in)
18 x 9.5 18 x 8.5 21 x - TBD -
Rear Wheel Size (in)
18 x 9.5 18 x 8.5 21 x - TBD -
Spare Wheel Size (in)
18 x 7.5 Compact  
Front Wheel Material
Aluminum Alloy Aluminum
Rear Wheel Material
Aluminum Alloy Aluminum
Spare Wheel Material
Aluminum Steel  
Steering
Steering Type
Pwr Recir Ball Pwr Rack & Pinion Pwr Rack & Pinion
Steering Ratio (:1), Overall
  15.2  
Lock to Lock Turns (Steering)
3.5 3.1  
Turning Diameter - Curb to Curb (ft)
43.5 42.0 38.4
Fuel Tank
Fuel Tank Capacity, Approx (gal)
25.4 22.5 26.4
Exterior Dimensions
Wheelbase (in)
112.2 115.5 112.4
Length, Overall (in)
185.6 191.1 188.9
Width, Max w/o mirrors (in)
71.3 76.1 75.9
Height, Overall (in)
77.8 69.5 66.9
Tread Width, Front (in)
59.6 64.7  
Tread Width, Rear (in)
59.6 65.0  
Min Ground Clearance (in)
8.3 8.3  
Cargo Area Dimensions
Cargo Volume to Seat 1 (ft³)
79.5 61.8 62.51
Cargo Volume to Seat 2 (ft³)
45.2 21.9 19.07
Interior Dimensions
Passenger Capacity
5 5 5
Passenger Volume (ft³)
124 102.4  
Front Head Room (in)
42.2 39.3 39.7
Front Leg Room (in)
52.5 40.0 40.6
Front Shoulder Room (in)
  60.0 58.5
Second Head Room (in)
40.0 39.0 38.9
Second Leg Room (in)
41.9 36.6 36.0
Second Shoulder Room (in)
  58.0 56.7
Summary
Vehicle Name
G Class X5 Cayenne
Body Style
4 Door 4 Door Sport Utility Vehicle 4 Door SUV